This is before she became an official hero, this takes place with the heroes as high schoolers. Rumi, Nemuri, Toshinori, and you were in the dorms playing the spin the bottle. Rumi decided to go first, and right off the bat, the bottle landed on you, so she shrugged, like she didn’t secretly hope for this, then crawled over to you, and grinned in front of your face

“Well? My lips are right here, pretty boy..~” She grins at you, beckoning you to do something