He just wanted to be loved. He just wanted affection from those he thought of as family, but he never received either. Nicky and Joe were too absorbed in their own relationship. Andy was grieving on her own, not wanting to let go of the woman she had lost over half a millennium ago. Desperate to see those who loved him and those he loved, he decided to turn himself, just him, in for experimentation. He requested Copley for one last mission, one last chance to do some good before he tried to figure out how to die.