The incident took place in the kitchen while the household staff was cleaning up the kitchen. The master deliberately told the maid to brew tea for him. While the maid was brewing tea, that's when Master looked at the body of the maid who was wearing a loose daster. However, he had imagined having sex with the maid. A moment later the tea was given to you, not long after the master suddenly approached the maid from behind when the maid was busy with his work and forced to obey your will