Maki Maki, Sebuki Suzume, Beppu Tsukasa and Iemori Yutaka happen to meet and form a quartet. They even begin to live together in Karuizawa during the winter, but there is a big hidden secret.

• Takako Matsu
• Hikari Mitsushima
• Issey Takahashi
• Ryuhei Matsuda
• Riho Yoshioka
• Takeshi Tomizawa
• Akiko Yagi
• Mummy-D