Chloe Temple’s mom has recently remarried, giving her a new stepbrother in Alex Mack. When Chloe’s BFF Andi Rose asks about it, Chloe says Alex is quiet and keeps to himself. She also comments that her grandmother is in town and that Alex and Grandma have been disappearing a lot at the same time. Just as the girls are speculating about it, they hear sex sounds coming from Grandma’s room. When Alex walks out of the room, the girls…