"Luthor's Monsters, Part 5: Sweet Sickness"
*In the conclusion of "Luthor's Monsters," the deranged shape-shifter named Persona comes face to face with Kid Empty... who finally narrows down his dinner targets to Infinity Inc! But as the team at last forgets its differences and unites, he's going to find they're not quite the superheroes he remembers.
"Persona, Part 3"
Persona is attacked by Kid Empty's ex-girlfriend, Kitty, who forces him to revert to his frail, cancer-ridden body. After a tearful explanation, the two forge a new relationship, as Kitty's infatuation with "bad boys" draws her to him.
*Source: dccomics.com