Ava Galgani

Jackson faces the most difficult decision of his life. Also, Mitch reluctantly enlists help from his father, Max Morgan (Robin Thomas), to investigate the origin of the final set of triple helix animal bones.

Jackson learns his mother is missing in Africa, but before he can look for her, he and the team must contend with a hostile force that has overtaken their plane. Also, Jamie learns a shocking secret about Abraham.