Night Attack On Little Sis! Free Download (v1.13) May 2026

: The primary goal is to complete various "lustful actions" while the target is asleep, carefully managing movement to avoid waking them or being discovered.

: Focusing on main objectives typically takes around 1 hour and 30 minutes to 2 hours for a full playthrough. Version 1.13 and Availability Night Attack on Little Sis! Free Download (v1.13)

(also known as Sleeptime Fun! ) is an indie stealth-based simulation game. Players take on the role of a character using ninjutsu training to sneak into a bedroom to perform various actions without being caught. Key Game Information Developers : Rayn and Namida. Genre : Simulation and stealth. Platform : Primarily available for PC. : The primary goal is to complete various

The core gameplay revolves around a "hide and seek" style of stealth. Night Attack on Little Sis! Free Download (v1.13)