I Got the Overlord System, My Brother Got the Best Friend System

[Alternate Universe + Siblings Transmigrate + System Golden Finger + No Romance] Li Yue figured he might become the first transmigrator in history to be scared to death by his little sister’s tyrannical aura. It all started three days ago. That day, he and his sister, Li Yan, were holed up in their rental apartment playing video games. He was showing off his six-pack with his shirt off, while Li Yan was bundled in a blanket like a little potato. Then a crack suddenly split the ceiling, and two glowing orbs fell through, one landing on each of them with perfect precision. [Ding! Bestie System successfully bound. Host Li Yue, please form close friendships with local women. Complete activities such as strolling hand in hand, having heart-to-heart talks, and helping them choose clothes. Guide your friends in ancient times to find themselves and become spiritually independent.] Li Yue: “?” [Ding! Related Host Li Yan detected. Overlord System bound. Mission objective: Build from nothing, conquer the world, and bring all under heaven to heel.] Li Yan: “.” The siblings stared at each other for three seconds. Li Yue was the first to break the silence. “Your System sounds a lot more normal than mine.” Li Yan silently turned the System panel toward him. It was packed with mission objectives: recruit soldiers and horses, take over mountain strongholds, enlist refugees, establish bases, expand their influence, and unite the world. Every word reeked of over-the-top teenage fantasies. “I’m a shut-in,” she said. “The thing I’m best at is gaming for forty-eight hours straight without eating or sleeping. My social circle extends as far as food delivery, and my greatest achievement in life is reaching the top ten on a mobile game server. And now you want me to conquer the world?”