Genre of PORTAM. Mystery, Thriller, fantasy adventure.

After his mother's sudden death, sixteen-year-old Jack uncovers a cryptic note that unravels the secret of his father's disappearance. This clue pulls him and his best friend into a dangerous mystery centered on an ancient and powerful necklace. Hunted by a shadowy figure who can kill to possess it, Jack must confront his family's hidden past to understand his own future, a journey that will change his world forever.