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我的傲娇妹妹 MY TSUNDERE SISTER
The sequel to "My Cold Girlfriend" is here! Live under the same roof with your tsundere cousin sister sporting red twin tails, experience her daily quiet care beneath her sharp tongue, and unlock exclusive sweet and heartwarming summer moments.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-25.
“[後半に日本語レビューあり] No Blood Ties, Pure Tsundere Sweetness: A Summer Cohabitation ADV This budget-priced short visual novel is a direct sequel to a "cold girlfriend"-themed predecessor, casting a blood-unrelated cousin as the "little sister" the protagonist moves in with. The…”
— a player, Steam review · 5 hrs played“My sister is so cute I am going to crack my sister”
— a player, Steam review · 5 hrs played“This game changed my life, but not for the better. UwU”
— a player, Steam review · 1 hrs playedAchievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-09-26. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-25). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
My Cold Girlfriend Wins No. 2 in the LSF2026 Players’ Choice Awards!
Dear players, We are delighted to share some exciting news with you— In the annual Players’ Choice poll held during Love Story Festival 2026 this August, Our previous title in the “My” series, My Cold
💐 𝟐𝟎𝟎 Reviews Reached — Thank You, Everyone!
It’s been one week since the release of *My Tsundere Sister*, a heartwarming and healing comedy about spending the summer living together. The game has already received over 200 player reviews on Stea
💡 Did You Spot the Hidden Easter Eggs?
Our little sister is so cute~ Have you noticed the tiny little easter eggs hidden in the game's transition screens while playing? Lumeng, are you secretly a Galgame master?! (〃・ω・〃) Can you recognize
[v1.01 Update] No Mole Ambitions: Why Her Beauty Mark Vanishes in Pajamas
Dear Bro, We have just released the v1.01 update, which includes several improvements to the game: Added the title screen key visual to the CG Gallery; Adjusted the BGM & SE loudness and volume. Under
Heroine's Love Story Festival 2026 Is Now Live!
Hosted by Chinese romance game publisher LoveStoryProject (LSP), the “ Love Story Festival 2026 ” officially begins on Steam on August 13. ✦ About the Event ✦ This is the very first Love Story Festiva
Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-25.
| Genres | Adventure, Casual, RPG |
| Player tags | Anime · Visual Novel · Cute · Dating Sim · Hentai · Sexual Content · RPG · Adventure · Casual · Singleplayer · FPS · Emotional (Steam store community voting) |
| Features | Single-player · Steam Achievements · Custom Volume Controls · Mouse Only Option · #category_playable_at_your_own_pace · Playable without Timed Input · Save Anytime · Steam Cloud |
| Languages | Simplified Chinese * , English * |
| Achievements | 9 |
| Official site | https://www.lspsp.me/#work-64 |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: Windows 10 21H1 or Later Ver. Processor: 2.0 GHz Core 2 Duo Memory: 2 GB RAM Storage: 1 GB available space