River Collins FBI Mystery Thriller Books in Order

Two mothers vanish in Charlottesville, leaving abandoned cars and children waiting for them to return. FBI agent River Collins recognizes a disturbing pattern, but following it forces her to confront memories of the abduction she survived twenty years earlier.

The ritual murders of twin boys draw FBI agent River Collins toward a respected foundation and a decades-old case. Evidence links the crimes to her childhood captivity, while threats against more children make stopping the perpetrators a race against the approaching solstice.

FBI agent River Collins investigates a ten-year-old girl’s disappearance and discovers an online predator’s network. Having survived an unsolved abduction herself, River must confront painful memories and the possibility that her own captor remains active.

FBI agent River Collins identifies a prison-based mastermind connected to her childhood captors. His network has tracked her for years, and when people close to her disappear, River must confront the operation behind her trauma before its next plan is completed.