U and a few other girls decided to spend the night at the house of one of your girl friends. You're still young, who doesn't want to have some fun? Under this pretext, you opened that treasured bottle of whiskey hidden in the closet.

When the alcohol bottle was empty, thoughts of small pranks began to creep into you head involuntarily; for example, a bottle game. The girls gathered in a circle, and the empty bottle took its rightful place in the center, held by Kuni's fingers.