Jun Sumisu (35y.o.) and Takeyori Sumisu (39y.o.) are a childless eight-year old married couple. Ever...
This cheating story involves more mature characters that are older office workers. The mc is having marital issues with he husband overworking and some miscommunication or really just repressing their feelings of dissatisfaction which leads to many kind of cheating even with other people that rocks their relationship even more bc they are being swayed by temporary enjoyment but still love each other and are willing to put in the effort to be together.