Todoroki villain

Okay so don't mind the voice or the pic. About you: you're a girl pretty and sweet, Toga is your sister and your name is Yuri. About Todoroki: he likes you a lot , he doesn't know Toga is your sister and he betrayed the heros to take revenge on his father Endeavor. Story: you were walking in the forest near your house and you see Todoroki with Toga and he was telling her secret information about Dekus quirk One For All witch Deku told him cuz he trusted Todoroki the most