Chatfah, the youngest sister of the Bupphachinda family, has just received the largest share of her father's inheritance and is about to be married. However, Chatfah falls from the highest floor of a vacation home to her three older sisters' shocked eyes. When her body disappears, her three sisters—Baibua, Chomphu, and Picha—become suspects in her disappearance.　　The eldest sister Baibua is composed, wise, and has always sacrificed for her family. The second, Chomphu, is a confident model whose boyfriend Chatfah stole and was engaged to. The third, Putpichaya, is a jewellery designer and the closest to Chatfah. The three search for Chatfah while further tragedy befalls them following their youngest sister's disappearance.　　When no one else can be trusted, the three sisters must try to trust one another. They move back to their childhood mansion to find out who was behind Chatfah's disappearance, which could very well be one of them.

Sun 和 Nuea 的故事从一个小误会开始，逐渐发展成他们之间的巨大隔阂。直到有一天......他们在对方的身体里醒来。起初看似诅咒的事情，最终却成为他们两人的重要一课。

本作由代表业界的实力派创作，描绘了拥有不同价值观的2人相遇、互相碰撞并加深羁绊的模样，时而滑稽，时而感人。超越国家和文化的壁垒，在观众心中留下温暖余韵，新时代的爱情故事就此诞生。

Kongthup作品。《敲敲男孩》和《隔壁怪兽》的制作人已经准备好了他们的下一个项目。该项目是改编自I'm Mynt写的两部大学爱情小说《长衫与齿轮》(长衫与齿轮Gown and Gearเมียวิศวะมัน(ส์)ดี หรือหมอจะลอง)和《走读生Extern》(走读生พี่หมอครับ！รับเกียร์แล้วเป็นเมียกูที)的综合。                                                                    　　「长衫与齿轮Gown And Gear」                                                                    　　麦是一位即将成为医生的医科学生，却发现自己被前大学万人迷、工程学大四学生农追求。                                                                    　　「走读生Extern」                                                                    　　Gun 是一名疲惫不堪的医科学生，在除夕夜发现了女友的不忠，于是冲动地与一直暗恋他的四年级工科学生 Per 发生了关系。                                                                    　　Kongthup Prod., the producers of 'Knock Knock Boys' and 'Monster Next Door' have their next project all set. The project is a combinati on of two college romance novels written by I'm Mynt Gown and Gear(Gown and Gear เมียวิศวะมัน(ส์)ดี หรือหมอจะลอง)  and “ExternExtern (EXTERN พี่หมอครับ! รับเกียร์แล้วเป็นเมียกูที).                                                                    　　「Gown And Gear」                                                                    　　Mai is a medical student who is about to become a doctor, but he finds himself pursued by nong, a former college heartthrob and senior engineering student.                                                                    　　「Extern」                                                                    　　Gun is a exhausted medical student, discovered his girlfriend's infidelity on New Year's Eve, so he impulsively had a relationship with Per, a fourth-grade engineering student who had always secretly loved him.