Themis Ekatomatis died on a rainy day on the road. Nevertheless, a dark agreement with something dreadful brought him back to life. Mentally and physically broken, Ekatomatis now spends his days locked in his family's house on the remote island of Throneida, a wild and inhospitable place. There, he is haunted daily by his darkest nightmares.

Desperate as he is, he will turn to the help of a specialist, Miltos Kalos. He is a magician who, although retired from his research on the supernatural, will dare to embark on the difficult journey to Throneida in his attempt to uncover the dark secret hidden there.

The island will be both an attraction and a deadly trap for his old friends. Themis, Yiota, and Giorgos. During their stay there, they will encounter terrifying situations, realizing that the Themis they knew no longer exists. However, they will be enlisted by Miltos Kalos to solve the dark mystery and confront the dreadful creature that should not exist!