Divorced and going by the name Elena, she had been working as a private tutor from home, drawing on her past experience as a cram school instructor. Though she had a boyfriend, their relationship left her feeling lonely as work kept them apart. One day, her former student and nephew, Shuta, came to visit, bringing warmth back into her life. But this peaceful time didn't last long—suddenly, her boyfriend broke up with her. Witnessing the breakup by chance, Shuta became emotionally shaken by the selfish way the man, Miyazaki, treated Elena.