Tyler froze when we barged in, caught completely off guard. Red-faced, he yanked his pants back up, and shouted, "Grace, ever heard of knocking!"

Rachel scrambled to her feet, still wearing the same red spaghetti-strap dress from this morning. When she was kneeling in front of Tyler, her chest must have been completely exposed.

Another sharp pain twisted in my chest. The sight of this shameless couple, the pain was unbearable.

Zachary, sensing that I ...