My Mentally Ill Teammate Is Really Awesome

As a bragging novel writer, Lin Yi traveled to a world filled with weirdness and awakened the system. The system has only one function, and that is that Lin Yi's power comes from the enemy's imagination. But my weird imagination is just too rich, so what should I do? At this moment, Lin Yi suddenly discovered that his mentally ill teammate's little brain was so flexible and his imagination was so rich...