The students of Yosan High School meet their temporary homeroom teacher and new counselor, Bong Gu. Kim Seul Gi, who is currently being picked on in school by her former friends, decides to visit the counselor to try to turn her situation around.

Ye-rim has to stop a new teacher who makes students' dreams come true.

Ye-rim has to stop a new teacher who makes students' dreams come true.

Ye-rim has to stop a new teacher who makes students' dreams come true.

Ye-rim has to stop a new teacher who makes students' dreams come true.

Ahn Shi Yeon continues to use the diary to make things in her life better after signing the contract. Everything starts to spiral out of control when she writes down something without thinking.