The life-saving journey of a Korean drug king in Suriname in South America and a businessman who was engaged in a secret operation by the NIS.

Mia Luang is a story about a very wealthy, famous, well-educated, and respected couple. Everyone assumes that they're happily married and live a very good life, while in reality they have a lot of problems. The problems start from Aniroot, the husband who is a player and has a lot of mistresses. His wife Wiganda is a smart woman who endures his misbehavior and his many women. Among his women, there is only Ornin who seems to openly come in between the couple without shame. Mia Luang literally means Main Wife, while his mistresses are called Mia Noi, literally Small Wife or Minor Wife, in Thai.

Genius hacker with social phobia Min Hyuk, whose father is a computer genius, played with a computer like a toy from when he was little. He grew up learning hacking skills through his dad who was terminally ill and ran an illegal gambling place for his family’s future. After his dad passed away, Min Hyuk was adopted abroad. He immersed himself in playing with computer and got social phobia. When he turns 20, he returns to Korea and starts chasing the guy X who drove his dad to death. Following clues from his memories, he finds Salamander Guru’s fortune telling house and meets Sun Dal and Won Sam. To find Salamander Guru who knows the secrets of X, Min Hyuk has no choice but to help the fake gurus. With his brain and excellent hacking skills, Min Hyuk controls Sun Dal behind a mirror and finds codes his dad left by recalling his childhood memories one by one. Min Hyuk, who has been secretive with social phobia, gradually becomes more open while living with Sun Dal and Won Sam.

Ueshima Yohei is a so-called "hikikomori survivor" who was withdrawn from the world for 11 years. After he finally escaped from his room 3 years ago, he opened a yakitori restaurant with the help of locals but is still reintegrating into society. He is asked to be a part-time lecturer at a junior high school. The principal, Sakaki Tetsuzo, wants someone with a history of withdrawal to help truant students. With the support of those around him, he finally decides to start teaching...

Lin Yuan Su meets Die Qi, Qiu Ling, Xia Gu Duo, and Zhou Qi after they all participate in a search for a missing dog. The five people are of different ages, come from different backgrounds, and have very different personalities, but they decide to form an agency that looks for missing people in their free time. At first, they don't see eye-to-eye, but after some time they form a strong friendship. Through their experiences of looking for missing people, they each also find themselves and understand the true purpose of looking for people. As the unlikely group of 5 gets closer, Lin Yuan Su finds the courage to start looking for his father, who has been missing for 22 years, and enlists his fellow hunters in helping him.

In this drama the 4 casts will face 10 different kinds of tasks but all of them are supposed to be "very scary".

Toko runs a small restaurant named Snack Kizutsuki. Her restaurant serves snacks, but doesn't sell alcohol. She welcomes her customers, who carry wounds in their minds.

Adapted from the manga "Snack Kizutsuki" (スナック キズツキ) by Masuda Miri (益田ミリ).

Haruki Hanyu, who worked as a prosecutor, changes sides and becomes an attorney. He opens his law office "NEXUS". In court, pursues solutions where the plaintiff and defendant can come to a mutual understanding. This differs completely from Kensuke Komikado, who believes only the winner is right. At work, Haruki Hanyu has confrontation a with Machiko Mayuzumi, but still holds personal feelings for.