Feeling out place in her own home, an eccentric and socially awkward girl, Mika (Julia Barretto), decides to go on a road trip with a very strange goal – to look for aliens. In her trip, Mika accidentally bumps into a simple and good-humored boy, Caloy (Joshua Garcia), whom she chooses to give a free ride to until he reaches his destination. Mika is surprised to know that Caloy has cancer. But despite his condition, he has learned to accept his fate and remained positive and joyful. The two embark on a roadtrip filled with adventures and misadventures, not knowing that it will lead them to experiencing their most memorable romance at such a young age. They unexpectedly teach each other an important lesson on love and life – one that takes most people a lifetime to learn.