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...
Let nothing distract you and go straight...
No dejes que nada te 
distraiga y ve derecho...
No dejes que nada te 
distraiga y ve directo...
Não se deixe distrair por
 nada e siga direto...