“Futatsu no Kino to Boku no Mirai (Two Pasts Towards Tomorrow),” 2018 drama, 1 hour and 38 minutes.
Directed by Kenishi Omori. Starring Gaku Sano and Itsuki Sagara.
Kaito was a marathon runner and hoped to compete in the Olympics. He gave up those dreams after an injury. Kaito now works in city hall and just drifts through his days, and his girlfriend Marino leaves him. One day, he goes to the mountain as a tourist guide. Heavy rain passes over the area.
He finds a mysterious mine and enters the mine to stay dry, but Kaito suddenly finds himself outside of the mine. The rain is gone and his world is different now. Kaito has won a gold medal in the Olympics and he is still with Marino.