Diary of a Step-Sister Gameplay

Published on 9 April 2019

The following video will show you Diary of a Step-Sister Gameplay.
You can check all characters gameplay from the game within our site.


Diary of a Step Sister
Diary of a Step-Sister is the first otome game with the same title developed and also published by Voltage Inc.
Released at 7 July 2018 and also part of Voltage Inc Series Gameplay.

InformationStoryCharactersOpening MoviePrologue

Title Diary of a Step-Sister
Romaji Title Koibito wa Doukyonin
Original Title 恋人は同居人
Developer Voltage Inc
Publisher Voltage Inc

“Do you know? There are only men in this house.”

When your mother remarries, you find yourself living with the stunningly handsome Saionji brothers!

Living with brothers in a super luxurious mansion! Anyone would envy that life, but when they’re the first to remind you that you’re not REALLY siblings…

Are things really going to heat up?!

From waking up in the morning to good night at night, stay together for 24 hours. The distance from the step-brothers who gradually approaches and the real face that only you can see.

Is it a family? Or…?

Masaki Saionji

Diary of a Step-Sister Gameplay Masaki Saionji
You’re my sister? I feel a migraine coming on.
The third son

Masaya Saionji

Diary of a Step-Sister Gameplay Masaya Saionji
Is it wrong for a brother to worry about his sister?
The fourth son

Yuji Saionji

Diary of a Step-Sister Gameplay Yuji Saionji
You’ll be a refined lady when I’m done with you.
The second son

Shuichi Saionji

Diary of a Step-Sister Gameplay Shuichi Saionji
I won’t go easy on you just because you’re my sister.
The oldest son

Kaname Midou

Diary of a Step-Sister Gameplay Kaname Midou
Leave everything to me, Miss.
The butler for the Saionji family