After a fight Hayate, Nagi heads to the apartment complex to hang out.  But her “little sister” is the only one home.  This might be Nagi’s chance to find out what Ruri’s real goal is. 
But I do want to fall in love.
Pero quiero enamorarme.
Pero me encantaría enamorarme.
Mas não é que eu
 queira me apaixonar...