该剧讲述未婚妈妈和非婚主义者相遇后发生的故事。
《三色梦幻》独幕剧为100%事前制作，共分为《宇宙之星》、《生动性恋爱》和《戒指的女王》三篇。由金俊勉（EXO成员SUHO）和智友主演的《宇宙之星》讲述了阴间使者星儿（智友 饰）与今世的明星宇宙（金俊勉 饰）之间的纯真奇幻爱情故事。
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…
Is the new business idea crazy or is it just crazy enough to succeed? Cha Gi Joon (Kim Dong Wook) is a well-educated young man who begins his career in an enviable entry-level job at a large corporation. But he is not happy with his life.
该剧讲述为了跻身上流社会而堵上人生、奋力奔走的女主的欲望和母性，以及置业暴富的成功故事。
该剧讲述了明朗活泼的女高中生申松怡暗恋了17年青梅竹马车宪的青春爱情故事。 金曜汉剧中饰演被申率怡暗恋了17年的17岁高中生车宪一角，他是个脸蛋天才，聪明绝顶的高冷美男子。 苏周妍剧中饰演暗恋车宪17年的17岁女高中生申率怡一角，活泼开朗，非常主动，是个直接像喜欢的人告白的“直进女”。
该剧是讲述为了达成梦想而努力却没有实现梦想的普通人的人生重启剧，也是再次热爱满是挫折的人生并寻找微小却确实的幸福的“小确幸”电视剧。 薛仁雅饰演金清儿，她是一个放弃了恋爱和结婚，连续8年准备考公务员的公考生，是一个充满了爱和义气的人物。 金宰英饰演具俊辉，他是一个对他人毫无兴趣的不婚主义者，不仅是恋爱，连人际关系都被他完全切除了，但当他遇到金清儿之后开始发生变化。
该剧讲述想要恋爱也想避开错的人的徐至星（宋昰昀 饰）制造了“祖上神”一样的AI冰箱，她研发的AI系统可以分辨出垃圾一样的人，由此展开了浪漫爱情喜剧。 李濬荣饰演“祖上神”唯一无法分辨的消防员郑国锡，是不会使用电子媒体产品的始终如一的男人。
