After being fired from his company and evicted from his home, the young man Yuuta was allowed to stay at his brother's house until he found a new job. However, even in his brother's house, there was no place for him, and every day he was berated with 'What a pathetic man, still a virgin at 30.' Wanting to gain confidence, Yuuta begged his sister-in-law Kanna to take his virginity. Feeling sympathetic towards Yuuta, Kanna agreed to let him enter her body just a little, but in the 'moment of insertion' he was overwhelmed by an intense sensation...
