To LOVE-Ru Darkness: Little Sisters (To LOVEる ダークネス Little Sisters) is the second novel of the series, written by Hikaru Wakatsuki, first published in 17th August, 2012 by Shueisha Inc in JUMP j BOOKS series. It include 4 stories, with each of them separately featuring a "sister" as main character.
|Chapter||Title||Main Character of the Story|
|1||Stray dog ~Leave it to Nana!~||Nana|
|2||Paper doll ~Changing doll Mikan~||Mikan|
|3||Family trouble ~Yui's papa is shamless!?~||Yui|
|4||Secret feelings ~Momo and angel's flute~||Momo|