On the surface, these seven women are as different as can be - but each has had her share of bad luck, from cheating husbands to sexist colleagues to a legal system that often doesn't do its job. Now, drawn together by tragedy, they're forging a bond that will help them right the wrongs committed against them and discover an inner strength they didn't know they had. The Sisterhood is learning that when bad things happen, you can roll over and play dead...or you can get up fighting...

Through public triumphs and private sorrows, the men in the Sisters' lives - husbands, friends, colleagues, and lovers - have offered invaluable aid and support. In the process, they've become an informal brotherhood of their own, able to relate to the unique challenges and rewards of life among the vigilantes.

After years of trying to become pregnant without success, Rachel Dawson and her husband Thomas felt their dreams had finally come true the day they brought home their newly adopted twin babies. Though the lawyer Baron Bell who arranged for the surrogate mother charged a hefty six-figure fee, one glance into the eyes of their precious children told them it was all worth it - until the birth mother reappeared, first demanding more money, then the twins themselves.

Mateo Castillo is a rising star chef on the Manhattan culinary scene. But just as he’s about to reap the rewards of his skill and hard work by being featured on a major TV cooking competition, Mateo collapses in his restaurant’s kitchen—and regains consciousness in a hospital emergency room. If it weren’t for a security guard finding him in time, Mateo would have bled to death. The cause of his sudden illness is as mysterious as it is worrying, and Mateo and his family undergo a battery of genetic tests. Yet the answers that start to emerge only raise more questions.

Teresa "Toots" Amelia Loudenberry has crammed a great deal of living - not to mention eight much-loved husbands - into her varied and rewarding life. Newly single, Toots is ready to taste life again, and fate has just handed her the perfect opportunity.

Ellie Bowman barely remembers the incident that put her into a coma. When she awoke, filled with unease, all she knew for certain was that her boyfriend, Rick, was missing. She knew she needed to get away from her old life and recover in safety. With the proceeds of a video game she helped develop, Ellie starts over in rural Missouri, working from her cottage and trusting no one except her friend and business partner.

At 29, Alison Marshall is ready to find a place to call home. With no family and no ties, she’s drifted from one small Florida town to another since high school, working odd jobs, saving hard, and building a nest egg. Once she finds the right place to settle down, she’ll know. And when she reaches beautiful Palmetto Island, she thinks she may have found it. The small, close-knit island community seems to have everything Alison needs. On a hunch, she contacts the island’s only realtor, and learns that an old beach house is on the market.

On the eve of her retirement, Georgia attorney Mikala Aulani is as vivacious and vibrant as ever, eagerly anticipating a happy future with her partner, Ben. But if Kala has learned anything in 35 years of practicing law, it’s that the truth can always surprise you. And when Adam Star turns up at her office, confessing to the long-ago murder of his wife, Kala must return to a notorious case that has never stopped haunting her. Ten years have passed since young nurse Sophie Lee was accused of murdering her wealthy patient.

College senior Lily Madison is on her own and desperate to pay for her last semester of school. With nowhere to turn, she makes the difficult decision to donate her eggs to a fertility clinic. Sam Parker is also a penniless student who supplements his tuition money by visiting a sperm bank. One day, Lily and Sam meet at the clinic and talk about their secret. Despite their obvious attraction, Lily and Sam go their separate ways.

Olivia Lowell always believed her father's claim that her mother died in childbirth, until the shocking day a lawyer informs her that her mother has just passed away, leaving her a fortune. The money comes with a caveat - and a confession. In her will, Olivia's mother reveals that she and two college friends committed a crime long ago, and now she wants Olivia to track down her accomplices and convince them to come clean.

Professional mountaineer Lily is building a new life for herself - in ways she never would have expected. She's traded the mountain wilderness of Wyoming for the lush river country of the deep South, where she is busy restoring a fine old Natchez, Mississippi house. And she's rediscovered happiness with Matt Starr, the man she has always loved. But Lily's dreams for the future are suddenly threatened when Matt disappears without a trace.

From her silver Mercedes to her designer kitchen, Molly's life is gleaming and beautiful - at least on the surface. Married to Tanner, a top cosmetic dentist, she has a wonderful daughter finishing high school and twin stepsons from Tanner's first marriage. No one in her exclusive neighborhood in Goldenhills, Massachusetts, knows what living with the demanding Tanner is really like. They know even less about the life she left behind in Florida almost two decades ago.

An only child who lost both parents during her first year at college, wealthy heiress Kristine Kelly had made her husband her whole world. But she didn't see what everyone else did: that handsome, charismatic Logan Kelly was a manipulator and a user. Then, one cold December, Kristine got a chilling wake-up call when Logan vanished, along with the eight-million-dollar trust fund she had naively given him the power to control.

Gus Hollister owes all his success to his feisty grandmother, Rose, and he knows it. It was Rose and her two sisters, Iris and Violet, who raised Gus, sent him to the best schools, and helped him start his own accounting business. Rose even bought the house Gus lives in with his wife, Elaine. But now, Gus stands to lose everything - his home, his car, and his business. Worse, he’s alienated his beloved grandma, who tried to warn him about Elaine’s greedy, gold-digging ways.

At 17, Rosalind “Lin” Townsend finds herself pregnant and alone. Her father, deeply religious yet cruel, throws her out of the house. Nick Pemberton, her baby’s father and the man she naively hoped might marry her, rejects her. Yet even at the lowest point in her life, Lin vows to succeed on her own terms, and to give her son, Will, all the love and happiness she’s been denied.