Kyoukai Senjou no Horizon - Volume 1B, Study: The Musashi Ariadust Academy

The light is here because the darkness exists. Just like that, the human realm exists because the demon realm is here. And in the great palace of the Blade Empire, a crown touches the peak of its glory before it falls from its grace. Lush Von Blade was the royal crown prince of one of the greatest empires on the southern continent. He is loyal but betrayed.On the other hand, where even the Gods fear to set a foot on, a demon lord abides. His grace and cruelty have been unseen for centuries. He is the supremacy in the three realms. While Lush is the light, he is the darkness. Each exists because the other is here.

-The well-known characters of your favourite series get into orgy-In a world where anime universes collide, an omnipotent, perverted god known as The Great Weeb Overlord grows bored of endless power fantasies and shonen battles. Instead of another tournament arc, he decides to host the ultimate crossover event—one fueled by raw passion, unfiltered ecchi energy, and the deepest desires of fandom itself.When Kazuya, an average, luckless otaku, is inexplicably summoned as the “Chosen One” to oversee this legendary gathering of flesh, he finds himself surrounded by the most iconic waifus and husbandos of all time—Asuka, Rem, Bulma, Zero Two, Hinata, Erza, Akeno, Saber, Makima, and many more. Even some of the most unexpected faces (yes, even from wholesome anime) are caught in the gravitational pull of this sinful singularity.As the Ultimate Fan Service begins, Kazuya must navigate the chaotic pleasure-fest while avoiding jealous yanderes, tsundere slap-fests, and the terrifying wrath of overpowered shonen protagonists who refuse to share the spotlight. But with reality itself warping under the influence of peak degeneracy, Kazuya soon realizes there may be no escape… and worse—he might actually enjoy it.Will he survive this NSFW isekai experience? Or will he be consumed by the horny abyss?One thing’s for sure—this is not your average anime crossover.

It had been two years since their marriage. However, every time he had s*x with her, he always did it from backwards.

She was more than angry. “Sheng Youting! Why do you avoid my face every time when you had me? Is it because that you are afraid to see it’s me rather than my sister that you get laid?!”

“Are you asking me to look at your face when I’m in you? OK, as long as you can bear!”

He was like a beast and all she could do was to accept what he gave…

Yu Lan had loved Sheng Youting for 11 years despite no response from him. Inferiority became part of her when she was with Sheng Youting. However, when she found it was so hard to continue her unrequited love and finally decided to exclude him from her world, her heart ached extremely and it nearly cost her life. It turned out that her love had become a habit and if it was stopped, she won’t be a whole man.

- Description from Novelupdates

To Producers, the two of them couldn’t be more drastically different voice actors.