Leviathan embarks on a mission of vengeance, taking the Legion's most powerful members with him and leaving the rest of the team shorthanded.
Leviathan assembles the most powerful Legionnaires on a mission of revenge to take down Tangleweb, who had previously killed Legionnaire Kid Quantum. Invisible Kid is offended by being left off the mission and decides to find his own way after the team. Back on Earth, a Legionnaire is brutally attacked by members of the xenophobic White Triangle.
— Description from Comic Vine community (comicvine.gamespot.com).
