Kou gets more than he bargained for when he tries to help a student’s ghost rest in peace. The late Mitsuba may look delicate, but his language is anything but. Can Kou put up with him long enough to help him?

One of the Clock Keepers stands revealed... as Nene's classmate Aoi Akane. Hanako proposes they work together to set things right, but past experiences have left Akane with little trust for apparitions.

In search of Hanako’s secrets, Nene and Kou enter the fifth Wonder, the 4 O’clock Library. Its books contain the past and future of every student their school has ever had, but some knowledge comes at a price.

Sudden, rapid aging wreaks havoc in Nene's and Kou's school lives. Hanako identifies the culprit as a fellow Wonder: the three Clock Keepers, rumored to control time at Kamome Academy. The trio set out to punish the offending apparition, but they'll have to find them first.

Nene tries to lift Kou's spirits by inviting him to a summer festival, but Hanako has other ideas.

Nene, Hanako, and Kou have reached the top of the Misaki Stairs, where a mysterious and bewitching woman awaits them. Will Nene get her friend back, or will she vanish along with her?

Tsukasa rescues Nene and Mitsuba from the Hell of Mirrors, but does the mercurial ghost have something worse in store for them? Meanwhile, Hanako and Kou race to find a way to follow Nene, but will they make it in time?

Nene doesn't have long to live. While Kou struggles with the revelation, Nene goes about her day none the wiser. Only she can't seem to find Hanako.

Nene’s relationship with Hanako becomes strained after she learns about his past. With some baking help from Kou, she tries to talk things out with Hanako over donuts, but their heart-to-heart is interrupted by a shocking intruder!

Nene’s best friend vanishes without a trace and no one else remembers she ever existed! To get her friend back, Nene is forced to call on Hanako for help and journey into a "Boundary" between the world of the living and the world of the dead.

The school is full on unlikely couples thanks to a tree that rumor has it makes any confession made under it succeed. When Hanako asks Nene to meet him there, Nene starts to suspect that he sees her as more than an assistant.

Nene finds disembodied hands appearing in her old club photos! Then, hands start sprouting around her in real life too! They seem harmless, but is there something sinister behind them?

A rash of mysterious thefts hits the school, and rumor has it that the apparition "Yousei-san" is behind it. When Nene catches sight of the creature, will she end up losing more than just her school supplies?

After a surprise invitation, Nene finds herself kidnapped and taken to... a fancy tea party? Nene quickly drops her guard in coversation with the beautiful and mysterious Sakura, but is their meeting as innocent as it seems?

Yashiro Nene is looking for ghostly help with her love life, but when "Hanako-san," the wish-granting spirit that haunts a girls’ bathroom stall, turns out to be a boy, she may end up getting more, and less, than she bargained for.

Nene made it back from the Hell of Mirrors in one piece, but she worries about what Hanako may be hiding from her. Just then, strange fish appear, calling her their princess and asking her to join them as the mermaid’s successor.

A mokke escapes containment. Its bite brings disaster. Now they hunger... for candy.

Nene gets to school only to find Hanako sitting in her class. Why are her friends acting like he belongs?

Faced with an impossible school life, Nene and Kou enter a mysterious tower to seek the truth within.