Serpent Garden:My sister's Forbbiden desire

Ten years ago, Sadie was forbidden from entering her sister Lamia’s Serpent Garden, rumored to offer secret rituals that transform its female guests. Now, every boyfriend Sadie brings home is secretly seduced by Lamia and lured into the garden—then vanishes. When even her tough new boyfriend Vincent disappears, Sadie confronts Lamia and finally steps into the forbidden garden.