Oreimo

E1. My Little Sister Can't Be My Love

For years, ordinary high-schooler Kousaka Kyousuke has had an icy relationship with his younger sister Kirino, a star athlete who is also a star student.

★ 7.0

E2. My Little Sister Can't Bring Me to an IRL Meet

While being grilled by Kirino over why he hasn't made any progress in the game she ordered him to complete, it occurs to Kyousuke that she needs some friends that she can talk to without concealing her otaku interests.

★ 7.0

E3. My Little Sister Can't Be This Cute

Kirino finds her first otaku friends at the IRL meet: "Kuroneko" and "Saori Bajeena." They spend their days deep in discussions over their otaku interests. Seeing Kirino this way puts Kyousuke's mind at ease.

★ 7.5

E4. My Little Sister Can't Be Going to Summerket

One day, Kirino's non-otaku, "public" friends—Aragaki Ayase and Kurusu Nanako—come over to visit. Kyousuke is harshly told by Kirino to not let her friends see him.

★ 7.0

E5. My Little Sister's Best Friend Can't Be This XX

On the way home from an enjoyable Summerket. They bump into Aragaki Ayase, Kirino's best friend.

★ 7.0

E6. My Childhood Friend Can't Be This Cute

Kyousuke is asked about his relationship with Manami by his friend, Akagi. Akagi is exasperated when Kyousuke answers that, although they don't have a romantic relationship, he doesn't want her to be taken by anyone else.

★ 5.0