A booklet packaged with Harta volume 74 at select stores. It's an anthology of one-shots centering on the theme of younger brothers.

From www.jshoujo.com: Ran, is a 25 years old girl who works part- time to pay off her debts. An incident leads her to be entrusted with the entire 200 billion yen fortune of her grandfather, a member of the wealthy Ichijo family. She is also entrusted with choosing the successor to the Ichijo Group among the three grandchildren of the Ichijo family....

"How can I be normal?" Femt, the King of Depravity, was as whimsically troubled as ever. His anguish plunges Hellsalem's Lot into the depth of chaos. (Source: Shueisha, translated)

Class 2–2 is filled with nothing but standout, eccentric students. Let’s take a brief peek at the hectic days that unfold in their classroom. (Source: Ganma!, translated)