That Time I Got Reincarnated As A Slime!(LN)

Lonely thirty-seven-year-old Satoru Mikami is stuck in a dead-end job, unhappy with his mundane life, but after dying at the hands of a robber, they awaken to a fresh start in a fantasy realm... as a slime! As Rimuru acclimates to their new, goopy, existence, their exploits with the other monsters set off a chain of events that will change the world forever!