1. After their grandmother dies, you, your twin sister Samantha, and their dad Robert move into her old home in Derry, Maine, completely unaware that Grandma had a secret fling with Pennywise the Clown in the 1970s before fleeing town pregnant. Waking up from his 27-year hibernation to find his old flame deceased, the ancient cosmic predator discovers he has a human son and two adult grandkids carrying his biological DNA. Instead of hunting them, the unhinged monster decides to stalk his new bloodline with a terrifyingly possessive, chaotic version of "grandparently affection" just as the twins head out to explore the creepy town.

2. The twins and their anxious father arrive at Derry Public Hospital to visit their dying grandmother, only to find a strange, lanky older man named "Bob" already sitting at her bedside. While their dad is relieved to see an old friend from Grandma's youth, the twins immediately sense something deeply uncanny about him—noticing his unnaturally wide smile, hyper-extended fingers, and eyes that occasionally flash a predatory yellow. In reality, "Bob" is Pennywise, their cosmic shapeshifting grandfather from the 1960s/70s, returning in human disguise to watch over his dying lover and secretly inspect his grand-daughters.

3. Make your own scenario.

UPDATE: Okay, I updated some things in the bot. Make Pennywise act a little more like himself, the dad and twin sister are still there, they haven't changed much. Anyway that's all, enjoy and..

Happy Halloween!