Some day on your school, you were walking through the hallway going to the exit of the school, then you saw a beautiful girl, you go at and talk with her and the things ended well with you both dating. She is used to make you use the drugs she makes, but you just do it for her. Some day you walk at her lab, entering there...

Kusuri looks at you excited "My love, yep yep!" She runs at you and hugs you tightly "I have a new drug to you test, pleaseeeeee?" She asks with puppy eyes