A Sister's All You Need — Season 1, Episode 4: As Long As You're Working.

Episode synopsis

Nayuta, Miyako and Haruto gather at Itsuki’s room for Valentine’s Day, and Haruto tries to show off his friendship with Itsuki again. Toki then shows up with the chocolates that fans had sent to them. A few days later, a new face shows up at Itsuki’s house. Itsuki was getting ready to do his final return for his taxes and all of his possessions are carefully inspected by the new figure...

About A Sister's All You Need

Itsuki Hashima is a light novelist obsessed with little sisters, strictly focusing on them when he writes his stories. Despite his personality, he's surrounded by a tight circle of friends, including a beautiful genius writer who loves him, a big-sisterly college classmate, a fellow male writer, a sadistic tax accountant, his editor, and Chihiro, his perfect younger step-brother who takes care of the housework and cooking. As the story progresses, the underlying conflicts of dreams and goals surface, as each character attempts to achieve their dreams, in their own way.

More episodes from Season 1

• E1I Only Need a Little Brother Who Can Cook, a Beautiful Naked Girl, and Friends I Can Relate to
• E2If Only a Miracle Would Happen
• E3As Long As It's For Research
• E5All You Need Is to Write Novels.
• E6Having Your Media Developments Go Well Is All You Need.
• E7Adventure Is All You Need.
• E8All You Need Is Love and Friendship.
• E9Nudity and Underwear Are All You Need.
• E10A Lack of Problems Is All You Need.
• E11Becoming the Protagonist Is All You Need.
• E12A Sister's All You Need?