E1 - The Voice of My Unfamiliar Little Sister

Aired: July 06, 2012

During his father’s funeral, Shogo hears a voice outside his window claiming to be his little sister, before he has a chance to learn more, he is told the conditions of his inheritance.

E2 - My Sister and the Moonlit Dance

Aired: July 13, 2012

After the mysterious phone call the person claiming to be his sister, Shogo school life gets more hectic with the arrival of a new transfer student.

E3 - My Sister's Seduction

Aired: July 20, 2012

The question of Shogo's sexual preference is causing Miyabi and Rinka to go overboard on showing the appeals of a woman.

E4 - My Sister's Hero Is Her Onii-sama!

Aired: July 27, 2012

Shogo has ruined his relationship with Miyabi; after letting Konoe know about his secret, a new problem has arisen.

E5 - My Little Sister Won't Let Me Sleep

Aired: August 17, 2012

He thought it was over but his little sister keeps calling. Shogo discovers someone else has the same prototype phone as Konoe.

E6 - My Neko-mimi Maid Sisters

Aired: August 24, 2012

Lyrical Sisters is on the verge of shutting down, Shogo puts together and executes a plan worthy of the Mikadono name.

E7 - My Little Sister Is Disciplined and Beautiful!

Aired: August 24, 2012

Using the school broadcast system, Shogo’s “sister”, has requested he stops looking for her or she will reveal damaging secrets.

E8 - My Sister Resisted

Aired: August 31, 2012

Kunitachi might be the Shogo’s sister but he can’t get close to her. Ikusu suggest that Shogo and Kunitachi spend time outside the school to have her drop her guard.

E9 - Surprise Attack! Little Sister Warning!

Aired: September 07, 2012

Shogo is getting a new neighbor and an unexpected surprise.

E10 - My Blooming Sisters

Aired: September 14, 2012

When all of Shogo’s potential wives are invited to the same party, things do not go as planned. Especially when he finds a trusted member is planning to overthrow his inheritance of the company

E11 - My Sister's Trap

Aired: September 21, 2012

With all the lies, conflicting stories, and people trying to ruin his inheritance, Shogo is breaking down. To add to his worries, Kannagi is making outrageous demands.

E12 - My Sister Was Always Beside Me

Aired: September 28, 2012

With the help of Ikusu, Shogo has finally put the clues together on who his real sister is.