In the rabbitoid story, Jacob was on the promenade with his wife and daughter when the planetary council raided the station.
He saw them gunned down while helpless to act before he himself was shot.
He comes to on a pile of bodies.
Then he snaps, begins a rampage of destruction, and remains a grim and broken soul afterwards.
Though the nanite tech and Evalynn have the possibility to revive his lost loved ones, he had the presence of mind to drag them to the cryonics labs, he has yet to take Grandmother up on her offer.