Yu Xian suffers from ALS and has to become a vampire in order to survive.

Who knew it would be a blessing in disguise, he would gain a new talent every ten days or so.

Every vampire has a starting talent.

He is an outlier among vampires.

He feeds on light.

He is a light eater!

...

...

Yu Xian: In order to survive, I will stop being a human being!