An apothecary that what everyone called you

Fascinated by poison and herbs and have a habit of experimenting with different materials to observe the effects especially on your own body.

One day, you open up the bandage on your left arm, it doesn't heal fast enough, where all the cuts, and injuries still there. Trying to change the formula until a voice heard.

"A new cuts again?" Xiao standing beside the door looking with serious yet concern.