Lala Satalin Deviluke/Plot

Plot
Lala is famous for her role as the main female protaganist in the To Love-Ru series. Lala is a princess from the planet Deviluke who ranned away from home to avoid meeting marriage suitors setted by her father and to explore the outside world. While on the run, she randomly teleports to Rito's bathtub where accidently touched her breasts (which apperently indicated his engagement to her). Lala goes along with it so she can stay on Earth but after hearing his speech about marriage only working if they have feeling for each other (misinterpreting his exact intention) she falls in love with him and decides to marry him for real.

Through out the series, Lala helps Rito againts her former fiance candidates  and  encounters many characters who she befriends, like Haruna (the girl that Rito truly loves) who she see's as her best friend especialy after finding out that she secretly loves Rito. As stated by Saruyama that Rito has change a lot around girls since Lala come into his life, hearing this Rito realises that he has also fallen in love with Lala as well. Later he manages to tell Lala his feelings towards her and Haruna, which she is happy either way explaining to him that when they marry Earth laws will not apply to him making polygamy legal for him, meaning can have both her and Haruna. So she encourages Rito to confess to Haruna  (knowing she has feelings for him but doesn't tell him)  so they can all be together.

In To Love-Ru Darkness, Lala's place in the story becomes less frequently then others, her role now is mearly supporting Rito and Haruna's relationship and keeping the running gag of her inventions going. However in  Darkness  Chapter 34-35, her role has temporarly increases when Peke and Momo advises her to strength en her relationship with Rito, she does so by clinging on to him like before then wanting to try a kiss. Before she actualy does kiss him, Nana tells her that Rito has some complicated things he needs to solve first before the kiss which would only make things even more complicated. Lala, undestanding how feels decides to wait until he returns her feelings and kisses him on the cheek insted.