Inez and Digit have the key to escape the cave, and they need to get it to Jackie and Matt in order to escape. There is a huge block of ice blocking the two groups, so they decide that bouncing the key against a wall is the only option. They get one chance to bounce the key or they can lose it, so Inez uses a drawer that Digit found to test the angle that would send the key to Jackie and Matt. During the process, they learn about how angles of reflection work.
Frank reflects on a medical malpractice case in which he was offered a settlement. Upon reflection, he cannot take the settlement and decides to fight for the victim's rights. Frank also realizes that, by not taking the money, he is endangering the health of his suffering law practice.