 So, in the end of the episode, to ward them away from her son, she sacrifices herself, blowing up the military base and dying in the process and she asks Liz for help.Before dying she confesses to Liz that Max always loved only her and every time they were together she always got flashes of her from him.However, this turn of events serves to resurrect the Special Unit to hunt for the aliens, and realizing someone will always be after him, Max gives Zan up for adoption, for his own safety.