The gameplay revolves around performing various interactions while the "little sister" character is asleep, requiring the player to manage a "wakefulness" meter to avoid being caught.
Always look for the game on legitimate indie platforms like Itch.io , Steam , or the developer's official social media/Patreon pages first. Supporting creators directly ensures you get clean, uncorrupted files.
There are several websites that offer free game downloads, but I must emphasize the importance of using trusted sources. Here are a few options: