Rito Yuuki is the main protagonist of the anime series 'To Love-Ru.' He is a kind-hearted and somewhat clumsy high school student who often finds himself in awkward situations. His life takes a dramatic turn when he accidentally proposes to Lala Satalin Deviluke, an alien princess who comes to Earth. Despite his usual misfortunes and challenges, Rito remains sincere and caring, often going to great lengths to help those around him. Throughout the series, he navigates his feelings for his longtime crush, Haruna Sairenji, while dealing with the chaotic events caused by Lala and her alien technology.