On August 12, 2015, Hasegawa proposed to Ichiko. Ichiko is moved by Hasegawa's proposal and sheds tears, but the next day, she suddenly leaves home, seemingly shocked after seeing the TV news. Where did Ichiko go? Hasegawa reports the disappearance to the police, and the detective in charge of the investigation tells an unexpected story.
| Actor | Role |
|---|---|
 Hana SugisakiIchiko Kawanabe | Ichiko Kawanabe |
 Ryuya WakabaYoshinori Hasegawa | Yoshinori Hasegawa |
 Yuki MorinagaHidekazu Kita | Hidekazu Kita |
 Daichi WatanabeMasao Koizumi | Masao Koizumi |
 Shohei UnoShuji Goto | Shuji Goto |
 Yuri NakamuraNatsumi Kawanabe | Natsumi Kawanabe |
 Seina NakataKiki Yoshida | Kiki Yoshida |
 Ruka IshikawaFuyuko Kitami | Fuyuko Kitami |
 Yuki KuraSosuke Tanaka | Sosuke Tanaka |
 Kaori TakeshitaMama in a snack bar | Mama in a snack bar |
| CChika OuraSatsuki Yamamoto | Satsuki Yamamoto |
 Tomomi FukikoshiKozue Muruga's mother | Kozue Muruga's mother |