Mr. Jiang Si: A Jie's Autobiography

A Ju is a young zombie who looks completely human and dreams of a stable, ordinary life working a government job. The only problem is that whenever he gets too stressed or excited, he transforms into a powerful mecha-zombie.
Jiang Si, the strongest zombie, decides to put A Ju’s humanity to the test by creating a zombie outbreak at his school. Now A Ju must struggle to control his monstrous side while trying to hold on to the peaceful future he wants so badly.
This is a side story focusing on A Ju (also known as A Jie), a supporting character from the main series Mr. Jiang Si (Mr. Zombie).

Original Webtoon:

iQIYI / Bada,
AC.QQ (Tencent):

Notes:
The spin-off chapters also appear as extras within the main series.