A Summer’s Tragedy

One summer, Callisto and his family visit the town of Isabela. It was the town where the mysterious mountain called Octover could be found. In a short time, Callisto met and fell in love with a crazy girl named Stalin. However, it wasn't easy, and the curse was that Stalin was cursed by the goddess named Estrella, and she lost sanity.
During their vacation, Callisto's parents are reminiscing about their good memories from seventeen years earlier, when they were young couples. But not all memories are good;