Yes

In a way, Bobby had come to know that Tom had slipped away with his mother, but the story was confused, and Bobby was sure that Tom had fucked his mother. Bobby was quite angry with Tom, but seemed even more so with his mother.

After third period, Tom realized what it was, and led his friend out into a wooded area behind the school, where he ordered Bobby to pull down his pants and suck Tom's dick.

The two boys then seemingly happy, marched back to school.