Governs how characters react to depraved or lewd situations, unlocking more risque scenes and submissive storylines as it increases. Main Characters

The youngest and most adventurous sister who is often the easiest to bond with early on. Sisterly Lust on Steam

Essential for early-game survival; low trust can lead to an immediate "game over" as you are kicked out of the house.

The middle sister with a fiery temperament who is initially unhappy with your arrival.

The oldest sister, often described as caring and slightly naive.

The game's progression is defined by two primary character statistics that dictate how relationships evolve and which scenes unlock:

The loving but stern matriarch who may hide a mysterious past.

Sisterly Lust is a Ren'Py-based adult visual novel that follows a protagonist returning home after his father's death to live with his mother and three sisters. Version 1.1.2 is a stable, "completed" build that offers a massive narrative spanning over 140 in-game days. 🎮 Gameplay Mechanics