The Illustrious Monster Doctor!?
Kagami decides to take a sabbatical and take on a case himself; Daisuke and Tendou have a competition over Misaki's appearance.
Episodes
21
VS Kuwagata 25
ZECT is working on a new Rider system; Kagami stumbles upon a Worm nest with a young boy trapped inside; Tsurugi is enticed by Tendou’s cooking.
22
A Special Edition Birth 25
Kagami is hospitalized after trying to use Gatack; Tsurugi has his birthday party at Bistro La Salle.
23
Mystery + Riddle = X 25
Kagami sees Hiyori with a green rock that is attracting Worms; Tendou finds Tsurugi’s butler running a sobo cart and decides to run it for him.
24
The Ramen Path 25
Tsurugi opens a restaurant across the street from Tendou’s sobo stand; Hiyori wants to go into Shibuya with the hope that she’ll uncloud her memories.
25
Treated to a Criminal Investigation 25
Tendou decides to try and get information through the police rather than ZECT; a Worm takes on Misaki’s form and goes after Juka.
26
Love’s Violent Earthquake 25
Misaki and Kagami’s plan to get inside ZECT headquarters has failed; Misaki’s Worm doppelganger has found her way to Tsurugi.
27
I’m a Murderer!? 25
ZECT makes an alliance with a Worm; Gon remembers Daisuke and wants to see him again; Jiiya falls ill and Tsurugi learns that he is broke.
28
How!? The End of a Life 25
The other Riders are called in to see that Daisuke has been murdered and the one currently running around is a Worm.
29
The Dark Kitchen 25
Tendou is given a knife by a dying man who wants to see it given to its proper owner; Junka visits a restaurant that has had all of its customer’s stolen by a place across the street with a new chef.
30
Miso Soup Ascension 25
The wielder of the black knife is going around and asserting his dominance to all of the local shops when Tendou challenges him to a rematch.
31
The Shocking Reality 25
Kagami investigates after discovering that Tsurugi is a Worm; Hiyori finds a photo of her parents at Tendou’s house.
32
A Mystery to Be Solved!! 25
After Hiyori finds out that she’s a Worm, Tendou tells her about the murder of his parents.
33
The Budding Vice Commander 25
After having lost Hiyori, Tendou joins ZECT and plans to take the Zecters from every Rider.
34
Super Evolution 25
Tendou learns of the Hyper Zecter; Renge is enticed to try real food again; Tsurugi wants to know what it’s like to live like a commoner.
35
The Hell Brothers 25
Tsurugi explains to Kagami that he doesn’t need the powers of Sasword anymore; Kageyama is determined to become The Bee again.
36
The Red Shoes Running Wild 25
Kagami learns that Worms have been here long before the meteorite; Tendou is warned that Kabuto and Gatack have minds of their own.
37
The School’s Ghost Story 25
The baseball team from Juka’s school disappears right before her trip which causes Tendou to investigate.
38
My Little Sister’s in Danger 25
Juka leaves for her trip as Tendou unravels the mystery of the mirror.
39
A Formidable Opponent, Black Kabuto 25
After being defeated by Tendou, Daisuke finds Rena who is now not aware that she is a Worm; Tsurugi asks Kagami to help him ask out Misaki; Tendou laments about not being able to find a way back to Hiyori.
40
The Greatest, Sorrowful Battle 25
Yaguruma develops a crush on Rena; Daisuke is forced to deal with the fact that the women he loves is a Worm.
