Ren Elsie Jewelria/Plot

Plot
Ren is a childhood friend of Lala who came to Earth to take her from Rito by proving to be the better man and due to a promise they made, that if he becomes a real man she would marry him. Although he doesn't appear as much his female counterpart Run, any of his most appearance would have him complementing Lala on her beauty and kindness.

In To love-Ru Darkness, Ren has perpanently split bodies with Run. Although his appearances is still less frequent then most characters, he still shows his love for Lala, although he isn't seen trying to win her over from Rito, he advises him not to do anything to her.