Isekai Maou to Shoukan Shoujo no Dorei Majutsu - Volume 10 Chapter 5 part5

Recently, Xiang Changkong has been making food deliveries to Xu Lian. After delivering takeout after takeout, he eventually becomes the delivery.

- Description from Novelupdates

[Disclaimer: Gore and Mature Content]Kaiser, an orphan, had left Germany to live with his uncle in Lewis Center, USA. Far from his tragic childhood, he befriended five unconventional boys. Together, they hung out, endured boring classes, and faced rejection from girls. Their ordinary lives took a drastic turn when Ben, one of them, was bitten and turned into a vampire by his crush.The revelations kept coming when Yuki, another member of the group, confessed to being a Zodiac—one of the last hunters tracking down Wunders, malevolent supernatural creatures.Kaiser soon discovered a dark world where all his suspicions turned out to be true… And the Mysterienkult was after him. His mother’s tragic death had not been an accident after all.

The main character is reborn as a character from a game he played in his previous life. This character falls into ruin along with the villainess, spending the last of their years together. A man named Kururi Helan.

Hitoshi's life sucked and then a truck made it even worse.But death wasn't the end. He wakes up in a fantasy world as a slave, expecting more of the same bad luck. Then a maid from the super-rich Aoi family buys him to work at their huge mansion. Finally, a break, right?Wrong.Sure, the mansion is amazing. The food is great. And yeah, the Aoi family treats him way better than he expected. But something's... off. Why do they watch him so closely? Why does everyone get weird when he smiles? And why do bad things keep happening to anyone who gets too friendly with him?Hitoshi just wants to be a good servant and make everyone happy. He doesn't realize that his kind heart and helpful nature are stirring up something dangerous within the Aoi household. In this new world, his greatest talent might become his biggest problem.They say no good deed goes unpunished. In the Aoi mansion, every act of kindness pulls him deeper into a web of obsession he never saw coming.“Reincarnated into Madness: Yandere Family's Unwanted Slave” is a story about second chances, magic, and what happens when being too nice leads to some seriously creepy consequences.