Sheldon is embarrassed and frustrated that he was outsmarted by Missy. However, he eventually apologizes for accusing Mary and offers to help Missy with her math homework. Georgie, meanwhile, tries to impress a girl at school with his karate skills, but ends up getting into trouble when he accidentally breaks a window.
As Sheldon continues his investigation, he sets up a series of traps and cameras around the fridge. However, his plans are foiled when he realizes that he's been outsmarted by the real culprit - not Mary, but Missy! It turns out that Missy had been taking Sheldon's leftovers to feed her friend's pet hamster. young sheldon s02e08 dd5.1