A Younger Man From Today Manhwa (Uncensored)

Synopsis

Best friends since middle school, Do-hyun and Seo-ah face a surprising twist when a new age law makes him younger than her. Seeking a playful thrill after a breakup, Seo-ah dares Do-hyun to call her “noona.” His shy, flustered reaction is unexpectedly adorable, leaving her both charmed and dangerously tempted by the younger boy she’s known forever.