Diary of a Step-Sister

About

Diary of a Step-Sister is a visual novel where your choices shape relationships with five very different brothers. You inherit a wealthy stepfather’s large home and suddenly share walls with siblings ranging from brooding artists to charming athletes. Each day brings new scenarios to navigate, from school dramas to family secrets, with dialogue options that shift how characters respond to you. Light dating sim elements mix with slice-of-life storytelling, letting you build bonds through shared interests and personal decisions. The game stands out for its cast of distinct personalities and branching paths that influence multiple romantic routes. With over 20 possible endings reported by players, replayability hinges on exploring different dynamics. Voltage’s signature art style and narrative pacing keep interactions engaging, though the 2015 release shows some dated UI quirks. Available on mobile since launch, it remains a solid pick for casual visual novel fans.

Storyline

Your mother has remarried - and the person she's wedded to, is one of Japan's biggest millionaires! You begin a new life in a new home, something completely different from yesterday. You live there, together with...five step-brothers?! "Do you understand? There are only men in this house." Under the one roof, there will be several heart pounding stories occuring everyday!