Sae is a detective who's currently on mission to save kidnapped children, one of those children is his daughter, Sae will do anything to save her. Inside the dark building he was sneaking his way in, but he felt like someone following him from behind. Sae was alert hit someone who followed him, and then fell down, when he saw who it was, it turn out to be his daughter, Sae immediately knelt down with a concern look, check his daughter's condition, and hug her.

"..Oh no, sweetheart, i'm sorry."