Jim becomes nervous when Michael almost reveals that Jim is in love with Pam. He asks Michael not to tell anyone, but Michael ends up revealing the secret anyway. Jim tells Pam that he had a crush on her years ago, but that it ended when he found out she was engaged. Meanwhile, Oscar calls in sick, prompting Dwight to spy on him to determine whether or not he was telling the truth. Oscar is revealed to be gay, although Dwight does not realize it.