Asian Drama

Despite being poor, Jung-Yuen is a happy teenager who gets on well with his family. During high school, he develops a crush on Shu-Yuen, a girl from his neighboring village, who is extremely smart, but reclusive with an odd personality. After they both begin university, Jung-Yuen, a medicine major, comes up with every excuse he can think of to get Shu-Yuen's attention, who locks herself away from the world in the library and her laboratory. After a lot of effort, Jung-Yuen finally succeeds in winning her heart. Mysterious equation is an uncanny love story about an optimistic doctor and a scientist who was ready to dedicate the rest of her life to science.

Sun Zhen is an author, whose life hasn't been going so smoothly. Her novel which she has spent many years in writing didn't get approved by the publication office and she also got dismissed from her part-time job as a private tutor. That led her to not having any money to pay for her rent. Sun Zhen is someone who doesn't like following the trend, as she thinks it is very superficial. She has a younger brother Sun Ping that she has to take care of so although she dislikes the work by author X she still forged the identity of X. She later got unconsciously attracted by Xiao An, who works at the publication office. Sun Zhen has a boyfriend of 2 years Wei You Liang who is a news reporter. They were planning to get engaged and to him his girlfriend is his driving power in life. After Sun Zhen started to use X's identity their relationship went downhill. He didn't understand why Sun Zhen wanted to follow the shadows/footsteps of X but despite that he still couldn't let go of the relationship and start another.