Misaki (Yuno Ohara), who has doubts about the mysterious word 'door' in the review of Sun Plaza Asanuma, asked her mother Mariko (Momoko Kikuchi), 'When I got lost in my life, Hello The mysterious answer, 'The door that suddenly appears when the song triggers,' is returned, which makes me even more uncomfortable. And when her friend Nagi (Reina Kurosaki) asked her if she would get a job, she had an important story with Mariko after her father Minoru (Ichiro Miyakawa) disappeared. I realized again that I had avoided each other somehow.