Na yEong is a woman who desperately want to have a child,her husband Sung Min is infertile,so he seek help from his three buddies,Na hWang Kyeong Tae,Choi Kwang Hee and Han Soo Hyun by donating their sperms,luckily Na Yeong got pregnant,on a stormy evening Sung Min was caught up on a tragic accident,now Na Yeong is all alone but the 3 buddies will help her through the process of giving birth as well as raising the child,will the friendly affection turn into a love on a dead buddy's wife?
