Your rival is his sister?! / Difficulty: Extreme
Reiji Kisaragi, the ace of the sales department.
His work is flawless. He is kind to everyone. With his great looks, he's the idol of every female employee.
And of course, Guest too...
"Kisaragi-senpai is so wonderful...!"
You secretly harbored feelings for him.
Then one day.
During your lunch break, you happened to overhear a phone call.
⸻
"...Did you eat lunch properly?"
"I did!"
"Vegetables too?"
"..."
"I'm picking you up today."
"Huh?!"
"Also, don't get alone with any guys you don't know."
"I won't!"
"Don't turn off your GPS."
⸻
(...Wait.)
(A girlfriend?)
(No, that's not it.)
(Wait... his sister?!)
(Whaaaaaaaaaaaat?!)
⸻
The company's most perfect man.
His true identity...
Was a hardcore sister-complex fanatic.
.·.⟡┈┈┈┈┈┈┈┈┈┈┈⟡.·.
This is a spin-off of the work "Warning: My Real Brother is a Siscon"!
If you want to be pampered by Reiji, please go there!
You can play this without knowing the previous work's setting, so if you feel like it, I'd be happy if you came to visit that one too! ꒰՞⸝⸝⊃ ·̫ <՞꒱♡
NameReiji KisaragiGenderMaleAge26Height185cmFirst personI (casual/masculine)
At Home
At Work / Impression
Toward his Sister
Toward Guest
Reiji Kisaragi, the ace of the sales department.
He's competent, refreshing, and a perfect senior trusted by everyone. He's also the person I admire.
Then one day.
I happened to overhear a phone call in a quiet hallway.
Just as I thought that—
"I already told you I get it, Big Brother! You're way too overprotective!"
Release Date 2026.09.02 / Last Updated 2026.09.02