This volume is a collection of short stories. The title story "Aka no Sekai" features a boys' summer camp out in the country. The main character, Regulus, is reluctantly attending the summer camp, where he shares a room with a cheerful boy named Milan. Soon after arrival, though, some of the other boys begin acting strange, while claiming they want to see the color red. Will Regulus and Milan be able to figure out what is happening before it is too late? (Source: MangaHelpers)

For the very first time, a serialization that’s published in China and Japan simultaneously! “You will never be able to get a boyfriend for as long as you live!” Chiyo Ren is a very unfortunate girl who got put under a spell when she was a child. Sure enough, up until the present, she has never managed to get a boyfriend. The only person who can break the spell…is the malicious, ikemen, ‘Kami-sama’…!?

Yuuji Manase, a university student, is rather popular with girls even though he is the taciturn and withdrawn type. In fact, he hides a secret wound that will be revealed during the visit of his hairdresser sister: he does not feel at ease in this body of a man... *Note: Includes epilogue and an extra.*

Nero is a young man who works in the island castle-town of Fortuna for The Order of the Sword, a sect of holy knights who revere the demon Sparda and are led by their benevolent spiritual leader Vicar Sanctus. During the Festival of the Sword, Sanctus is murdered by a mysterious man in a red coat who then escapes, Nero is tasked with finding the unknown figure and sets out to trace his steps but over the course of the search he encounters with the dark side of the Order.

Baek Yigang is a son of the Baek Clan, one of the seven great clans of Zhongyuan. Afflicted with the Taiyin Qi Blockage, he is cursed with a shortened lifespan and the inability to collect internal energy. He had been peacefully spending the rest of his days indoors when he was ambushed by a group of masked people. During the ambush, he lost his servant who was like a sister to him. Chased by the attackers, Baek Yigang escaped through a secret underground path. When he came across a blocked path, he decided he’d at least die fighting and picked up a rusted sword that was stuck in the ground… (Source: Naver, edited)

Frants came by a mechanical doll known as "GEM" as a memento of his lost grandfather. It is a beautiful work of art which can sing and dance, however, it never moves as if it's asleep. He wonders how he can make this gadget move… and starts looking for a clue. But there is another person in search for GEM and …?

A story between the handsome yet loving pilot Zhou Jingze and a gentle yet dependable doctor, Xu Sui. Summer has always been warm, so is the boy I love. Stay tune to see the undying love of the "infatuated playboy" Zhou Jingze.

Teen Magazine editor, Yoriko, stumbles into a mysterious café that is only open night and seems to be run by a witch!

Rachel only became the fiancée of the Prince due to her high magic power. That’s why when the Saint appeared, she feared that her position would be taken away from her. As a punishment for her vile deed against the Saint, her engagement was annulled and she was banished to the monastery. But on the way to the monastery, she was attacked by bandits. Just as Rachel thought she was about to die, she suddenly woke up and found out that she had returned to three years ago. However, she no longer had her high magic power and became so sickly that she could hardly even sit up in her bed. Rachel was just happy that she was alive and decided to cancel the engagement; yet for some reason, the Prince refused!?

A former prince and his retinue take Hifumi to a world powered by imagination.

Devil May Cry 5: Before the Nightmare is a prequel novel set before the events of Devil May Cry 5 written by Bingo Morihashi and illustrated by Tsuyomaru. The story is told from the perspectives of Dante, Nero, Nico, V, Lady, Trish, Lucia, and Morrison.

One country's cruel custom: "leading the life of a stand-in..." Away from the center of the city in a theater, an actor, a boy called Robert, is asked to become the stand-in for Elisabeth, who has the right of succeeding to the throne. Is Robert to be swallowed by the things to come as the wheel of fortune starts to spin? Deceit, traps, hatred.