The exchange student(Percy Jackson/Batman Crossover)

Percy Jackson is a twelve-year-old demigod from New York, after his mom died when he was seven, he was sent to live with his father, Poseidon. In this Universe, the gods are known to the mortals as the Olympian family, the richest family in Greece. Percy Olympio lost his father, cousins, and brothers after Thalia failed to kill Kronos.
Bruce Wayne, signed up his home for an exchange student program, seeing it as the perfect opportunity for his family to practice keeping their secret on close calls.
What will happen when that exchange student just happens to be the one and only Perseus Olympio Jackson.