It's Jung Sook and Ji Ho's daughter Hye Jin's first birthday. Jung Sook's university friends Shin Ja and Mi Sun comes to help her prepare the birthday party. Even Ji Ho's university friends comes to celebrate. Sung Gi is a successful man and Dal Soo's always careful around Sung Ki. Kyung Woo is in multi-level sales business and he comes already drunk. Kang Ho keeps reciting poems.
They play go-stop and there seems to be some tension between Jung Sook and Ji Ho. Also, Ji Ho and Jung Sook's once-best friend, Kyung Joo is about to come. It's supposed to be a happy day but it feels like a storm is approaching. Who will explode first?
Cast: Kim Ji Young, Go Young Bin, Seo Yoo Jung, Kim Ki Yun, Park Joo Myun