Ángel, a young student, arrives at an old residence run by a kind yet unsettling elderly woman. Soon, he begins to see a mysterious young woman reflected in the mirrors—supposedly the hostess’s granddaughter. As he falls in love with her, strange and disturbing events begin to unfold around him. The house seems to be inhabited by invisible presences and echoes of the past. Ángel begins to lose his sense of what’s real and what’s a dream, until he uncovers a dark secret. He finally understands the mystery—but by then, it’s already too late.