Natsu e no Hakobune I

The first summer vacation after moving away: the protagonist returns to his hometown for the first time in months. Though everything has changed, his summer seems to begin as usual…until an arranged marriage for his cousin unexpectedly comes to light. As a result, he uncovers the hidden feelings of his cousin, his younger sister, and his childhood friend. Bound deeply to these three girls, a new kind of summer unfolds. Set in the countryside, the alluring love and desire of these women intertwine, weaving an immoral love story.