April believed that two weeks on a beautiful tropical island would be the most memorable of her life. After all, she was sent an invitation to a seminar for the best students. But when she and other participants arrived on the island, it turned out that she was not on the invitation list. She was the thirteenth - the odd one out... And only a fatal accident helped April stay and take part in the “Games of Life” - an accident happened to one girl and she was sent home. And when the games began, April no longer knew whether to be glad that she stayed... April discovered ice-cold rocks, a pile of some bones near the cave. But what frightened her most was the appearance of a woman in a black cloak who was drinking the breath of their captain Marlin. Or was April imagining everything?..