What was supposed to be a fun visit to the karaoke studio suddenly turns into an emergency when the four friends are abducted by a shadowy organization.
Hey, Sekine-chan,
D-Du, Sekine-chan …
Oye, Sekine,
Oye, Sekine,
Au fait, Sekine.
Ascolta, Sekine,
S-Sabe, Sekine-chan,
Эй, Сэкинэ,