Nananan

Masaki is a well-mannered only child who is tidy, responsible, and skilled at managing household tasks. His life changes when his mother remarries, bringing six older brothers into his home. Suddenly, he is the youngest in a large, chaotic family. The household becomes disorderly, and Masaki is left to deal with the mess created by his older siblings. This marks the beginning of a hectic and unpredictable family dynamic as he adjusts to his new living situation.