Proposal : Update Manga Sensei no Yasashii Koroshikata synopsis

Proposal details

This proposal will make the following change(s):

Update the synopsis of the manga Sensei no Yasashii Koroshikata

Change the synopsis from:
Unknown
to
Arisu's parents were killed when she was young. Fortunately, she saw the killer and made a promise to herself to kill him in the future, but little did she know that the killer would become her high school teacher... (Source: Batoto, edited)

Based on the following reason: Missing

With the source: MAL (My Anime List)