Who Stole My Transformer?

A young man sitting on the toilet accidentally encountered an urban world where demons were rampant. With the help of a mysterious man, he obtained a strange transformer. When the boy thought he could survive in this world, a sudden attack of flying bricks knocked him unconscious. When he woke up, the transformer in his hand had disappeared. In order to find out who the murderer was, the boy embarked on a journey to hunt down the murderer in another world! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.