21 Days TheoryDrama7.10h 38mEnded2022THOfficial SiteShareKeywordsbetlove at first sightcoming outfriendshiphigh schoolbased on true storyromancecoming of ageminiserieswageruncle nephew relationshiphidden agendabilingualmother son relationshipgay romancetime skipsecondary coupleenemies to loverssecret crushraised abroadboys' love (bl)arrogant guysupportive parentOverviewSeasonsStatsCast & CrewExtrasSynopsisA playful rivalry turns into something more when a cocky senior dares his classmate to win the school’s top celebrity’s heart in just 21 days.RecommendationsSimilarRecommended TV Shows7.9Hwarang: The Poet Warrior Youth20167.4Like In The Movies20208.8I'm the Most Beautiful Count20256.5Plus & Minus20228.2King the Land20238.2Beyond the Boundary20138.2Servamp20167.6Deceptions19987.6The Pet Girl of Sakurasou20128.5Violet Evergarden20187.7The Day I Became a God20208.3My Happy Marriage20238.4Sleepy Princess in the Demon Castle20208.1The World's Finest Assassin Gets Reincarnated in Another World as an Aristocrat20217.7Stuck in the Middle20168.3Yo Soy Franky20157.5Top Cat19617.9I've Been Killing Slimes for 300 Years and Maxed Out My Level20218.4No Gain No Love20247.5Dame Chocolate2007
