- Added new content to the scene where you peek at Imouto taking a bath
- Added new motion variations and facial expressions to Imouto's Sprite
- Added new content to the morning scene where you wake up Imouto
- Remade the performance and interaction mechanics in some scenes
- Implemented ninja-type skills, which can be learned from a new NPC
- Updated the appearance of the vending machine and enabled the purchase of specified drinks
- Optimized the recognition of certain cooking recipes to make them easier to trigger
- Implemented a food poisoning event. Eating poisonous ingredients or failed dishes may cause the onii-chan to get food poisoning
- Updated the game engine to optimize stuttering and frame drop issues
- Optimized the destruction effect when a weapon's durability reaches zero
- Implemented the initial version of the enemy "elite" system