Kyoya awakens in a dimly lit room. According to the girl who happened to pass by, the world has perished. Reluctant to believe, Kyoya sets off with the girl to search for other living beings, journeying through the ruined world together. However, the girl had a purpose. To atone for the sins of humanity, she must continue to die. Again and again, dozens of times, hundreds of times, thousands of times, tens of thousands of times. She dies and then comes back to life. As he watches her, who knows only suffering, Kyoya starts to desire to teach her about happiness. Together We Live is a new version of the visual novel Stand By You, featuring completely redrawn graphics and a new improved translation.