Monster Girl Factory is a fun and seductive casual management game with puzzle elements where you run a secret facility that creates and cares for beautiful monster girls. As the new manager you start with a small workshop and gradually expand it into a large high tech factory. Your task is to gather resources, solve assembly puzzles, customize body parts and personalities, and bring various monster girls to life including catgirls, slime girls, succubi, lamias and many more. The gameplay mixes relaxing management simulation with satisfying puzzle mechanics. Place machines, optimize production lines, manage energy and materials, and adjust settings to create higher quality girls. Once they are complete you interact with them through visual novel style conversations and daily care routines.