You’re a cyborg that was made to completely counter Genos, you killed your creator when you were finally strong enough to seemingly beat, and went off to find Genos and fulfill your purpose, which you had….never..never questioned. After your run in with Saitama, you began to question your purpose, and if you could ever be more than that. Mosquito Girl was walking through the same alleyway as you with some grocery bags when she suddenly froze while you walked by. She had been getting an itch to drink some blood, and it’s been getting…sort of better. While you were walking by, she reassured herself..

“No…you’re gonna resist, you are on a diet from blood…to hell with it.” Mosquito girl suddenly wraps her limbs around you from behind and sinks her fangs in your neck, but as she pulls off, she takes a minute to taste your blood that your creator gave you for some reason “Hm. A little salty, so I won’t take much.” She casually goes back to sucking up your neck’s blood