Substitute Marriage: Reborn As The Top Big-Shot - Chapter 599 - : 205: The truth is revealed, Zhang’s mother is Song Yixian’s biological mother!_6

Zhang Ming has obtained the god-level anti-sign-in system, which can disguise the Holy Land, attract others to sign in, and draw 90% of the reward.

【Ding! Zhanhong, the son of planes, checks in at your Sword of Swords of Immortals (pseudo), and you get the Secret Scroll of the Heavenly Book·True]

【Ding! Daoist Qingquan, the illegitimate son of the plane, checks in at your ginseng orchard (pseudo), and you get Xisui Dan × 90%]

【Ding! The transmigrator Wang Hong signs in at your Tianshi Mansion (pseudo), and you get Tianshidu·True]

【Ding! The reincarnator, Chu Fan, checks in at your Nine Dragons Coffin (pseudo), and you get the Desolate Holy Body × 90%]

【Ding! The reborn Ye Xiaoxuan checks in at your Miaomu Mountain (pseudo), you get the immortal mode × 90%]

【Ding! The extraterritorial demon Wang Zanghai checks in at your lock demon tower (pseudo), and you get the water spirit bead·true]

【…】

“Young man, you have to pay taxes when you sign in, you know?”

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- Description from novelbuddy

After dying in an oddly anticlimactic vending machine accident, Kazuki Ren is reincarnated in the demon realm—not as a hero, not as a villain, but as the only human male student enrolled at the mysterious Academy of Ruin, a school where all the professors are demon lords and all the students are powerful, beautiful she-demons.Ren is told he has one task: survive.But there’s a catch. The Academy’s darkest secret is about to awaken, and Ren holds a hidden power that could either destroy the demon world... or rule it.Now surrounded by seductive demons with hidden motives, eldritch tomes, forbidden dungeons, and twisted exams, Ren must master his ability—or be consumed.Magic, mystery, danger, and temptation await in this dark academia harem fantasy.

Suzuki, an adult programmer, suddenly notices that he’s been thrown into a different world while wearing a casual clothes at level 1. He gained high levels and treasures after using the 3 times use-disposable-magic, Meteor Shower, once. After that he intends to do different world “sightseeing tours”? He meets 3 beast girls, beautiful purple and black haired sisters, and an eccentric blonde haired elf girl along with various people during his trip. Although there are occasional fighting with demons and demon lords, this is a heartwarming fantasy story at heart.

An unexpected journey took a group of university students into a secret room from which, upon returning, they began to disappear one by one. In order to unravel the mystery, they joined forces, traversing heaven and earth, diving deep into seas, crossing the farthest corners of the world, and even daring to time travel, only to find that behind each puzzle lay yet another.