FSDSS-463 "나는 결혼할 거야..." 맞은편 방에 사는 소꿉친구는 결혼 직전에 신랑과 몰래 관계를 맺고 진흙탕 같은 섹스에 빠진다. 이가라시 나츠

"This person is my fiancée..." Natsu, my childhood friend who I've liked since school days, came back to my parents' house with my fiancée one day. The Childhood Friend Who Peeked Through The Window Every Day During School Days Will Soon Belonging To Others...I Can't Stand The Naked Body I See Through The Window, So I Approach Natsu And Cross The Line...The Quagmire Of Sex That Can't Be Said To My Fiancé The days have started...