The Custodian Father Who Commanded the Last Titan

Haunted by the day he could not protect his wife, famed combat ace Vic Thorne has spent three years hiding behind a mop and a false name. After Leo is viciously targeted during a broadcasted mech test, Vic unlocks the neural device she entrusted to him and summons Type Zero, a long vanished weapon of war. With the Abyssals closing in, he must face his past, defend his son, and rise again as humanity's ultimate guardian.