They show the same actors we that amazing Chemistry. Both are about Gay Relationship, It is focused on Korn and Knock and how they met and all the obstacles they had to go through before they officially became a couple.
The story of Knock and Korn continues after "Together With Me" and "Bad Romance" series. What obstacles will Knock and Korn face after getting engaged.
Transplant is a sequel of Manner of Death with the same main couple.
Both series include a (BL) romance but also a thrilling investigation that puts the main characters in danger.