The remarriage of single-parent mother Rima. I should be happy I should be happy That person is my first love, my homeroom teacher... Feelings of jealousy have been swirling since the day I found out. Youthful memories that I really wanted but couldn't have because of the teacher-student relationship. It's a pity the teacher didn't see me. Angry at the mother with a woman's face. Unable to hold back, Rima decides to go out at night on a dangerous day to express her feelings for several years!