The episode centers on a "Debt Exchange Game," a modified version of designed for students in the "livestock" (Housepet) class to potentially swap or clear their debts.
This is part one of the match, ending on a cliffhanger that sets up the spectacular reversal in Episode 5. 📝 Final Verdict Kakegurui Episode 4
This episode is arguably more important for than Yumeko. The episode centers on a "Debt Exchange Game,"