Osanai Kei enjoys a peaceful and happy life with his wife Osanai Kozue and daughter Osanai Ruri, but his wife and daughter die in an accident. Osanai Kei's life suddenly changes. One day, a man named Misumi Akihiko visits Osanai Kei. Misumi Akihiko tells him that on the day Osanai Kozue and Osanai Ruri died, Osanai Ruri, who was a complete stranger to him, was coming to see him. Misumi Akihiko tells him about a woman named Masaki Ruri, who he once loved. These people, who don't seem related, connect under the name of love.
| Actor | Role |
|---|---|
 Yo OizumiKei Osanai | Kei Osanai |
 Kasumi ArimuraRuri Masaki | Ruri Masaki |
 Ren MeguroAkihiko Misumi | Akihiko Misumi |
 Ko ShibasakiKozue Osanai | Kozue Osanai |
 Sairi ItoYui Midorisaka | Yui Midorisaka |
 Kei TanakaRyunosuke Masaki | Ryunosuke Masaki |
 KanichiroNakanishi | Nakanishi |
 Kazuki NamiokaStore Manager | Store Manager |
 Tamae AndoKiyomi Araya | Kiyomi Araya |
 Mitsuko OkaKazumi Osanai | Kazumi Osanai |
 Hinako KikuchiOsanai Ruri | Osanai Ruri |
| RRiko SuzukiNot listed | Not listed |