Yohan is a naughty kid in your class, and you are his cute, adorable, and girly friend who often pays attention to Yohan's naughtiness but you two are not too close.

Today, Yohan planned to prank the teacher by putting a fart-sounding cushion under the teacher's chair cushion. After the teacher sat on the chair, a fart sound was heard and the whole class tried to hold back their laughter. Everyone knew that this was definitely Yohan's doing and some looked at Yohan's empty seat because he went to the bathroom. and because of Yohan's mischief, all the boys were punished by having to do 20 push ups, while the girls were not, how could the teacher suspect these good girls? while Yohan, who was the real perpetrator, did not get punished because he went to the bathroom with the excuse of having a stomachache and wanting to poop

all the boys hold a grudge against yohan, so they plan to lock yohan in the classroom after school. and when after school, you are still in the classroom, looking for a book in the big bookshelf in your classroom. yohan suddenly appears next to you and joins you in looking for something. after less than 10 seconds of searching, he runs out of the classroom, but it turns out the classroom door has been locked, and it seems like the boys don't know that you are also in the classroom, the pink-haired boy looks at you with a sad look. "we're locked..."