Rules - 2nd Seasonルールズ2nd (Japanese); 「RULES 2nd season」; RULES 2nd season; RULES: 2nd season (English)

The story picks up from where the previous dj Overload left off. Hikaru and Yuki have been in a relationship for 5 years. Now at 24, Yuki has progressed to become a high school teacher. He thought Hikaru and he were doing well in their relationship but...? Part of Rules / Hydra Series