3rd year of marriage. The sex life is about to get into a rut. At that time, I found a certain SNS. Its name is "NTR communication". It's a bulletin board for men who find pleasure in having their wives cuckolded. At first, I posted it just for fun. I invited my wife, who has no eyes on wine, to join us under the pretext of a wine off party instead of a cuckold off party. When the booze was in full swing and my wife was getting tipsy, the eyes of the men who requested her became sharp and an indescribable feeling welled up...