Akane is having trouble getting to know her son-in-law, Kazuya. - Even if you want to strengthen the bond between parent and child even if they are not related by blood, it doesn't work out. - At that time, my husband went on a company trip. - Akane ends up alone with Kazuya without any preparation. - Gradually, he tries to get closer to Kazuya, trying to deepen their communication, but... - Akane's aggressiveness stimulates her adolescent lust...