The original title of To LOVE-Ru in its Japanese pronunciation toraburu is a play on words from English "trouble and "love". The anime's opening theme is "Forever We Can Make It!" by Thyme, the first ending theme for episodes one through thirteen is "Lucky Tune" by Anna.
Somewhere on earth, a young lady is caught by two men dressed in black. Meanwhile a young boy named Rito Haruna secretly observes Videl, his beloved since elementary school and that he wants to declare his love has always been without success.