Obtain the Date Diary and Start the Game with the Senior Sister.

When a male college student entered the monk class, there was not a single girl in the class. A dating diary dropped from the sky, leading male students into a new world. The new university life is wonderful, and the senior students in the club throw themselves into their arms. Keep an appointment diary and get rewards! Please enjoy dating girls! More wonderful worlds waiting to be explored... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.