Is it Possible to Prove Love?

Is it possible to prove love? to show someone that you really have feelings for them? In this universe on the planet ifrinn loisgeach one can't just tell the person that they have feelings for them unless it's extravagant. The ifrinn people are extremely rude and greedy people who need something big to listen.

But what happens when a bad boy from the streets finds another way to express his love. He might not be able to buy big stuff to show his love but he can do it his way. And he has to try...doesnt he?