Friendship and Betrayal

Trevor's trust in Ruthven is betrayed when Ruthven is revealed to be part of the League, highlighting the tension between camaraderie and deceit among schoolboys.

O'Hara's friendship with Moriarty is central to the nighttime adventure, while Trevor's trust is tested by the loss of the gold bat.

Clowes suggests Rand-Brown may have written the threat letter, hinting at betrayal for personal gain.

O'Hara and Moriarty collaborate closely, while the League's actions against Trevor represent a betrayal of school trust.

The study group's camaraderie is tested by Shoeblossom's reckless act, yet they ultimately share the blame and punishment.