~ Cassie ~

Inker must be insane. What kind of girlfriend lures her own boyfriend into a threesome with his stepsister?

And worse—Stan looks like he might actually give in.

“Uhmm…” I stammer, my throat dry. “Aren’t you two supposed to be in love?”

Inker doesn’t hesitate. Her smile sharpens, eyes glinting with mischief as her hand drifts over Stan’s chest.

“It’s okay, darling,” she says. “Your stepbrother and I… we’re in an open relationship.”

An open relationship?

I blink at her, trying to process.

Stan’s jaw works as he stares at Inker. His fists are clenched, shoulders tense like he wants to punch a hole through the wall. But...