Kimyou de Kaii na Nichijou Tan!

It was supposed to be just a normal commuter train, but then they noticed that all the other passengers had disappeared, and there were only four JKs left. Although they have never met each other before, they get off the train at the next station and start thinking about how to make their way home.
This is the rumored supernatural train station? Lost and unable to return home. The strange daily life of the four JKs begins.