Nagi Asakura, a new life insurance salesperson, struggles daily as her performance does not improve as she hopes. One day, a pushy client hints at a contract if she would take care of his son, 'Shota'. Determined for the deal, Nagi enthusiastically takes on the babysitting, only to have Shota, enchanted by her voluptuous breasts, fall for her at first sight and engage in a relentless series of sexual harassment! As Nagi is toyed with by Shota's lewd pranks...
