Yuri, a mother who lost her husband two years ago and is raising her only son, Tomohiko, with a single female hand. Tomohiko looks anxiously at Yuri, who started his night job to support his stubborn household budget. A mother like a different person with dark make-up and flashy clothes … Tomohiko began to recognize her as a woman without even realizing it. One night, Yuri suddenly says “quit her job” and hugs Tomohiko while crying. In the silence, the two naturally overlap their lips …