本季故事发生在首季的78年后。首尔，2024年。尹采玉（韩韶禧 饰）遇见长相酷似张泰尚的张浩载（朴叙俊 饰），悬而未决的谜团揭晓，命运又会如何捉弄两人？
两个学生时代的朋友，在工作中再次相遇，并一起研制一款恋爱模拟游戏……
该剧讲述了虽然内心充满正义，但过着老套刑警生活的主人公，某天体内性格不同的另一个人格“K”苏醒过来，铲除腐败警察，体现社会正义的故事。
When high school teacher Na Aejoon shows up for work on an ordinary day, he never expects to bump into his favorite celebrity in the hallway. But when his school becomes a filming location for a show starring Choi Siyeol, his bias from the idol group A-One, that's exactly what happens! If that's not enough to give a fanboy a heart attack, Siyeol takes an interest in Aejoon and asks him to join the show as his "co-teacher." Desperate to keep his fan life a secret, Aejoon is forced to put his acting skills to the test, and not just on camera. But as he spends more and more time with Siyeol, the deception becomes harder to keep up. Not to mention, he might not be the only one keeping secrets…
此剧讲述一个原本以善良闻名的家庭主妇因某种原因而不得不伪装成有着“魔女”恶名的双胞胎妹妹，过上双重生活的故事。
讲述生活在首尔梨泰院民宿Waikiki的人们故事。 金正贤饰演梦想成为电影导演的姜东久，他是民宿Waikiki的CEO兼自由演出家，梦想成为第二个奉俊昊，但现实生活中却靠拍摄赚钱的视频来维持生活。 李伊庚饰演东久的大学学长千俊基，因为爸爸是演员，所以他梦想着成为演员但没有演技天分，是能赚钱的话什么戏都接的生计型演员。 孙承源饰演东久的大学同学奉斗植，是民宿Waikiki的联合CEO兼自由作家，但其实半失业中。 郑仁仙饰演来历不明的单亲妈妈允儿，高媛熙饰演东久（金正贤 饰）的妹妹，李珠雨饰演不谙世事的秀雅。
