Chances: Tododeku Omegaverse

Izuku is a male omega, in fact the only one in his class, but nobody else know that except for Katsuki Bakugo, who could care less about him or it unless it benefited him. Izuku struggles to hide his second gender from his classmates and especially from the five Alphas of his class, Bakugo, Tokoyami, Momo, Iida, and Todoroki. But one of them seems determined to find out what Izuku is hiding...