Shino confesses what happened on the island to Rika, who is less than sympathetic. In fact, she predicts that Shino is simply going to be rejected, and texts Naoya to come over so she can see it play out for herself.
If you can make the two of them happy, 
and you still have the capacity...
...إن كنت تستطيع إسعاد كلتاهما وتملك سعةً لفعل ذلك
Das bedeutet also,
wenn die beiden glücklich wären
Si puedes hacerlas felices a ambas
Si puedes hacerlas felices a ambas
ça veut dire que si tu parviens
à les rendre heureuses
significa che se riesci a renderle felici 
e ti avanza la forza...
Se você pode fazer as duas felizes
e ainda tiver a capacidade...
а если ты сделаешь их счастливыми,