Zombies of All of Us Are Dead

The first infection is a bite from a laboratory hamster12

A few bitten students become half-zombies, keeping their minds and gaining unusual strength; the cast list uses the term hambie12

Set in a high school and the surrounding city12

Based on the webtoon Now at Our School by Joo Dong-geun (2009-2011)12

Watched for over 474 million hours in its first 30 days12

They rely on hearing and smell, and a thunderstorm impairs them12