Video Game Data

Unlock an exclusive bonus set for the hit game! Enjoy must-see content, including brand-new voice dramas performed by an all-star voice cast, available nowhere else. Uncover the story behind and dive deeper into the world!

Developer: POISON POISON MOTION

Publisher: PRODUCTION PENCIL

Release Date: Aug. 27, 2026

Genres: Casual

Tags: 2D Adventure Atmospheric Casual Choose Your Own Adventure Nudity Sexual Content Singleplayer Text-Based Visual Novel

Reviews: 0 (Followers)

Followers: 190

Price:
USD: $31.85

Platforms: Windows

Languages: English, Simplified Chinese, Traditional Chinese, Japanese*

Steam Achievements: None

Estimated Sales: $477

Gal Big Sister Z：Extra Contents for Rena on Steam

Categories: Downloadable Content Family Sharing Single-player