Are You Afraid of the Dark?

S02:É05 - S02:E05 - The Tale of the Thirteenth Floor

Karin and Billy always play on the empty 13th floor of their apartment building. One day they are forbidden access to it because a toy company has rented the space. Later, Karin receives a mysterious invitation to go to the toy factory and test some new products. But it turns out that these toys are not innocent games for kids.