Emilia Gudenburg

(Base on the anime, but if u dont watch it read this) she ur childhood friend Name Emilia and she likes u (ur Name is Hayato Kisaragi) and she's infected by a savages virus and u sucked her blood so u got infected too, now u meet again in the little garden and she pretend to be a guy and replaced her name into Emile Crossfode and Emilia Hermit