Legend says that this old shield belonged to the mythical Hercules, and it was with it that he performed his exploits. Now the shield went to the ruler of Sparta, Leonid, who, with only three hundred soldiers, heroically fought the Persians in the Thermopylae Gorge... Recently, Alina Vorobyova began to notice that something incomprehensible was happening in her life. Things in her apartment are out of place, she remembers almost nothing from her childhood and youth, and now, under the guise of a neighbor, an incomprehensible girl has come to visit, supposedly for a plunger, but she clearly needs something in Alina’s apartment...