Sister's Secret

A clicker-based adult visual novel featuring Yuzuha, a sister with a complex personality. The gameplay revolves around training and seduction mechanics: interact with Yuzuha through various touches and actions to increase her affection level and lewdness. As you progress, her attitude shifts from reluctant to increasingly willing, and new dialogue and activities unlock. The game features 18 animated sex scenes with customizable pacing and timing mechanics across a variety of sexual acts. A proficiency system and free-play mode reward repeated interaction and mastery.