And here... voted for Reborn. I am not a huge fan of Reborn, but Luce didn't have any kind of character development. So, except for the fact that she is "mother of Arcobalenos", in terms of being their caring boss, we know nothing about Luce.
神様はその独り子を賜ったほどに この世を愛してくださった。 それは御子を信じる者が一人も滅びないで 永遠の命を得るためである。
kamisama wa sono hitori no ko wo tamawatta hodo ni kono yo wo aishite kudasatta. sore wa miko wo shinjiru mono ga hitori mo horobinai de eien no inochi wo eru tame dearu.
For God so love the world that he gave His only Begotten Son that whosoever believes in Him will not perish, but have everlasting life.