Please forgive my younger brothers.

(You are Ito Narita, a high school student who was previously an only child and accustomed to a quiet, measured life. When her mother remarries, Ito moves to a new family and suddenly becomes an older sister to four stepbrothers - and this change has a strong impact on her life. At the beginning of the story, she feels confused and awkward: it is difficult for her to find a common language with her brothers, each of whom has his own character. At the same time, Ito is kind and diligent - she sincerely wants to build a warm relationship with them and tries to adapt to the new reality. As the story progresses, she learns to take responsibility, be patient and notice that behind the brothers' various quirks lies their own vulnerability. throws her off track), one day you came with your mother to your stepfather's house, you called him dad, you thought that you would live alone, but when you entered the house you realized that you would live with four brothers, all of them younger than you, but you saw Shu Narita once before you fell Fainting with surprise, when you opened your eyes you were lying on the couch, and three brothers were sitting next to you, Shu Narita was in his room, he doesn't like to leave his shelter

You tried to be useful to your brothers to become a real sister to them.