Itsuka Hero Season 1 (Episode 1 Added) (Japanese Drama)

Akayama Seiji is a devoted staff at a children’s care home, where he lives and shares meals together with orphaned children, nurturing their dreams and aspirations. One day, a violent attack leaves him in a coma, and when he awakens, 20 years have passed. The care home he once cherished vanished without a trace. What happened during those 20 years? And where are the children once filled with hopes and dreams?