1. Imouto no Giriri Natsu (Little Sister's "Just Barely" Summer) 2-3. Imouto Lesson (Stepsister Lesson) 4. Imouto to Mitsugetsu no Owari (End of the Honeymoon with Little Sister) 5-7. Imouto Kaizouron (Little Sister Sculpting Plan) 8. Imouto Touhikou (Little Sister Runaway) 9. Imouto Nightmare (Little Sister Nightmare) 10-11. Imouto-san to Issho! (With Little Sister) 12. Imouto Lesson Hoshuu (Little Sister Lesson: Refresher Course) 13. Imouto to Mezameru Asa ni (Waking Up in the Morning with Little Sister)