Harem hilarity continues in the ongoing sequel series to the smash sensation To Love Ru! Momo is the younger sister of Lala, the alien princess who has long since been engaged to the human Rito. Although Rito’s heart continues to waver between Lala and his first crush, Haruna, Momo finds herself unable to deny the feelings she has for the hapless human male. Instead of giving up, Momo attempts to surround Rito with a harem of beautiful women, all working towards urging him to marry Lala, become crowned as King, and as a result, be allowed to marry his entire harem—Momo included!

Mea may be safe from the domination of Master Nemesis, but everyone in Sainan is still in big trouble. The overwhelming, perverse power of Darkness still holds Yami in thrall, and the beautiful living weapon is on a rampage! There's just one hope to return her to her former self: her connection to Yuuki Rito. Yet with love and death all mixed up in Yami's mind, will Rito survive long enough to make a difference?

The terrible, perverted power of Darkness has completely taken hold of Yami, and there's only one thought in her twisted mind: kill Yuuki Rito! When Lala rushes to her love's defense, it's time for a no-holds-barred battle between princess and assassin. Meanwhile, Mea struggles against the domination of Master Nemesis--will she be able to regain her own body in time to stop the chaos?

Momo is the younger sister of Lala, the alien princess who has long since been engaged to the human Rito. Although Rito’s heart continues to waver between Lala and his first crush, Haruna, Momo finds herself unable to deny the feelings she has for the hapless human male. Instead of giving up, Momo attempts to surround Rito with a harem of beautiful women, all working towards urging him to marry Lala, become crowned as King, and as a result, be allowed to marry his entire harem—Momo included!

'" Rito knows Momo as an alien princess with a dangerously dirty mind--but to her classmates, she''s the very picture of innocent beauty. The sudden appearance of her very own fan club on campus takes the idolization to a whole new level, as a coterie of awestruck boys seeks to protect their beloved Momo...from Rito himself! "'

'" At long last, Mea is putting the mysterious Darkness Plan into action! When the fiend gets her clutches on Rito''s sister Mikan, a massive crisis erupts. Meanwhile, Momo''s Harem Plan continues to unfold, as Rito finds himself running to and fro, with a sister to rescue and plenty of beautiful, lusty women to avoid! "'

Life isn't easy when you're a high school student who is kinda-sorta engaged to the princess of the entire galaxy. All Rito really wants is a simple life with Haruna, his one true crush, but the universe has other ideas. Jealous alien suitors keep on trying to ruin Rito's life-- and the worst cosmic enemy he's encountered yet is about to make her appearance!