7.0

Nobuko,  a  literary  teacher,  lives  with  a  strict  mother  and  hides  his  desires.
One  day,  a  boy  Uchiyama  who  was  bullied  at  school  finds  himself  masturbating  while  looking  at  his  photograph,  and  Nobuko  decides  to  play  with  him.
Uchiyama  and  Nobuko  enjoy  fireworks  without  inserting.  Nobuko  who  met  Uchiyama  who  rested  school  because  of  bullying  eventually  finally  finds  herself  after  having  sex  with  Uchiyama.