A sister saves her brothers, a love is found, lost, and found again, and you put an “o” in front of everything to be polite.
Which means it's likely lovesickness, 
which young girls are prone to.
Si es así, es posible que 
sea una enfermedad de amor
Así que debe de ser una 
enfermedad de amor
Isso significa que ela deve estar sofrendo de
 amor, um mal que muito aflige as garotas.