Keiyaku Shimai
Alternative title: Contract Sisters, Keiyakushimai, Perjanjian Saudari, สัญญาใจยัยน้องสาว, ケイヤクシマイ, 계약 자매
Story Overview
Kasane Hayafuji’s secret pleasure is watching Aoyama-san, a waitress at a family restaurant, go about her work. One rainy night, Kasane spots Aoyama standing alone in the downpour. As Kasane steps in to offer help, Aoyama surprises her by making an unexpected proposal.