Lenny crumbles under the pressure of looming exams. Allie is devastated to find out Vaughan’s secret and Sue tries in vain to keep her distance from Hector. Lenny is desperate to do well in his preliminary exams – but all night study sessions and excessive energy drinks throw his nerves into overdrive and give staff serious concern for his emotional wellbeing. Lisa’s attempts to lead him astray only serve to drive a wedge between them. Allie is determined to move forward in her relationship with Vaughan but is furious to find out that he has been keeping a big secret from her and forces him to make a big decision about his arrangement with his ex-wife. Sue has second thoughts about her fling with Hector but he’s not ready to let her go.