It is May 1912. Thirteen political prisoners are being tried in a naval fortress of Kronstadt. They are sentenced to death by hanging. A clandestine Bolshevik organization decides to free the prisoners during their transfer to the place of execution. Vasily Panin, a junker of a school of naval engineers, is one of those entrusted with this dangerous task.

"...whoever tells me a story and I say, "It's not true, I don't believe it," will receive half the kingdom as a reward." decided the bored king.

Based upon the famous novel by H.G.Wells. A poor scientist named Griffin discovers a way to make things invisible. Since he has no money to continue his research, he decides to perform his only experiment on himself. After becoming invisible, Griffin has a lot of trouble trying to conceal this from other people.