Honkai: Star Rail: I'm the Train's Nanny

Qiu Jin, a native of a remote frontier planet, discovered that he had somehow gained a strange power after a devastating insect disaster.

Naturally prone to emotional instability to some degree, he often feels insecure and is constantly at war with himself.

Life aboard the Astral Express gradually helps him become himself again, and he enjoys every moment of it. But...

“Is this the power of Erudition?”