Mayhem ensues when Matsuo's younger twin brothers Yuto and Shuto drop by for a visit. First they zero in on befriending Hikari, then they set their sights on Yuki and his relationship to their older brother.
Hey, Yuki.
Ah, Yūki.
Oh, Yuki.
Anda, Yuki.
Yûki ?
Ehi, Yuki.
Opa, Yuki.
О, Юки.