Mortals of the Doom

Sinopsis Mortals of the Doom

A meteorite carrying a deadly virus crashed into the earth's atmosphere and turned people into the walking dead... Ok, cliché aside—I clearly remembered I died years after the apocalypse, but why am I waking up this pre-doom high school room? What's worse, I've got only 90 minutes before that meteorite lands! (Source: MangaToon)