Lin's friend, Airi, is being stalked. The three brothers immediately come to her aid, saying they'll take care of the stalker. They sneakily follow Airi around and soon find out it's not just a stalker that follows Airi around...
When did you guys become 
Airi's minions?!
¡¿Desde cuándo se convirtieron 
en subordinados de Airi?!
¡¿Desde cuándo os convertisteis 
en subordinados de Airi?!
Quando vocês viraram capangas da Airi?