Eternal YesterdaySeason 1

After an accident, no one can see the once-popular Koichi — except for loner Mitsuru, whose fondness for his classmate blooms into a haunting romance.

Where to Watch Eternal Yesterday • Season 1

8 Episodes

Episode 1
E1
Episode 1Shy Mitsuru’s quiet world shifts when Koichi, the school’s most popular boy, unexpectedly asks to be his friend.
Episode 2
E2
Episode 2After a tragic car accident, Koichi rises unharmed—leaving Mitsuru shocked as reality begins to feel deeply wrong.
Episode 3
E3
Episode 3Mitsuru clings to cherished summer memories of the beach and camping with Koichi, moments now filled with longing.
Episode 4
E4
Episode 4As their bond deepens, Koichi stays the night with Mitsuru, finding peace and warmth in an intimacy that feels fragile.
Episode 5
E5
Episode 5A rooftop crisis exposes a teacher’s hidden truth, forcing Mitsuru and Koichi to confront life, secrets, and fear.
Episode 6
E6
Episode 6People begin losing sight of Koichi, pushing Mitsuru to face a painful truth he’s been trying to deny.
Episode 7
E7
Episode 7While Mitsuru lies sick at home, Koichi vanishes from class, sparking a desperate search fueled by fear and love.
Episode 8
E8
Episode 8On the fourth night after the accident, Mitsuru and Koichi share an unforgettable evening before fate intervenes.