Tsugumi is good handling with animals. One day, teacher suddenly ask her to take care a problem. but Shiro also nickname "rampaging lion"...?

Notes:
- Includes the one-shot "Wagamama wa Kiss no Ato. (わがままはキスのあと。)".
- Includes the one-shot "Hanamura-kun wa, Watashi dake ni Ijiwaru desu (花置くんは、私だけにイジワルです)".