Something Ventured, Someone Framed.When a new member of the Human Appreciation Society, Mattholomule, challenges Gus' leadership, Gus invites Luz to the society's meeting, lying about her ban being lifted. Mattholomule has Luz taken to detention, which is a giant pit with worm creatures that entrap and brainwash students into good behavior. Feeling guilty, Gus gets himself and Mattholomule detained as well, where the three of them need to work together to get out alive. Meanwhile, Eda reluctantly visits Principal Bump about enrolling Luz into Hexside, after thinking over her desire to attend magic school...