Mother's friend Chitose decided to stay over and help out at the shop for a while, filling her son Hirakazu with barely concealed joy. After closing time, his mother went out drinking with a regular customer, leaving the two of them alone... Unable to resist Chitose's charm as she spoke to him without guard, Hirakazu stole a kiss. Swept away by the long-awaited kiss, they indulged in a passionate embrace. Unable to calm his aroused desires and find sleep, late at night Hirakazu visited her room...
