Robert J. Crane

In the aftermath of her confrontation with Sovereign, Sienna Nealon finds herself low on allies. The organization Century continues their genocide unchecked, working toward an ultimate goal that they have yet to reveal....

Omega - a shadowy organization that is synonymous with power in the metahuman world. They have hunted Sienna Nealon since the day she first left her house, have killed countless Directorate agents and operatives, and now they unveil their greatest plot....

From million-selling author Robert J. Crane... Her mother is missing. A psychotic beast is stalking her. How will she escape? Find out....

Just hours after finding Andromeda and crossing paths with her mother, Sienna Nealon finds herself back at the Directorate and up against a bigger threat than ever before....

The world of Arkaria is a dangerous place, filled with dragons, titans, goblins and other dangers....

The world of Arkaria is a dangerous place, filled with dragons, titans, goblins and other dangers....

Two years after the explosive Girl in the Box series ends, Sienna Nealon is called to London, England, where she is drawn into a murder investigation involving an old friend....

Still haunted by her last encounter with Wolfe and searching for her mother, Sienna Nealon must put aside her personal struggles when a new threat emerges....

Sienna Nealon seems like a woman beaten. Imprisoned by her enemies and facing the extinction of her entire race, she is up against overwhelming odds. But overwhelming odds have never stopped her before....

When the government intercepts a message that has links to his past, Reed finds himself stirred into action....

Sienna Nealon was a 17-year-old girl who had been held prisoner in her own house by her mother for twelve years. Then one day her mother vanished, and Sienna woke up to find two strange men in her home....

Time is running out for Sienna Nealon. The mysterious organization Century is only weeks from wiping out her entire race. But just as Sienna has made the decision to fight them, her past catches up to her and she finds herself in the hands of the US government....

Sienna Nealon is a broken human being. Her lover is dead, her closest friends have deserted her, and her employers have betrayed her....

Sienna Nealon is a member of an endangered species. One of the last remaining people with powers beyond those of a normal human, she has taken it upon herself....

Far from home, having failed in her quest to kill Old Man Winter, Sienna Nealon finds herself in the city of London, working with Omega, her oldest enemies....

When a mission in New York goes terribly wrong, Sienna finds herself replaced as head of the government agency in charge of policing people with powers beyond those of a normal human....

After six months of intense training with the Directorate, Sienna Nealon finds herself on her first assignment - tracking a dangerous meta across the upper midwest....