Happy Birthday Anime Details and Episodes Going on with our lives after having lost someone is always painful. What does it mean to move on without forgetting them? This is a story about survivors… Series info Watch free DetailsFormatMangaStatusFinishedScore59/100SourceOriginalCountryKorea GenresDramaRomance TagsTragedyBoys' LoveTime SkipRevengeMale ProtagonistPrimarily Male CastUnrequited LoveBullyingCrime RecommendationsBound to BeNakanai HibariKoinegau Horizonte