Neil's artificial life YUNA is the protagonist's sister, and the XBOX360 version is the child of another character. YUNA has been suffering from illness since he was born, and Neil's madness is also related to YUNA.

After some players enter the game, the keyboard and mouse operation are unresponsive, and the operation tips always display the handle. The specific reason is that because of the software vjoy, players can use tools such as computer housekeeper and control panel to uninstall vjoy and then re-enter the game.

Yulha Type B II is an M-level action adventure game jointly developed by Scoville Ennix and Platinum Studio, and it is a sequel to Neil: Pretender and Neil: Complete Form.