Who created these Gates connecting our world with a parallel world? It is unknown. But one day the Gate was accidentally opened by a cheerful group of student friends. A few steps - and now they were already in a different world - dark, dangerous. And now one of the young men, Arthur, understands: in order to break through back home, he must take command upon himself. He must remember his combat skills as a paratrooper and use fire and sword to pave the way back for himself and his friends...