Become a Younger Brother in the System and Trick Him into Redeeming the Unicorn Pattern

"The system is being activated and the progress is 60%." "The system is successfully bound. Could the host open the novice gift pack?" My name is Zhang Qilin, a local master. I just entered the Xisha Undersea Tomb, and a strange voice suddenly sounded in my head. It seemed to be bound to something called a system? … "May I ask if the host can exchange the Snake Eyebrow Bronze Fish and Bronze Tree for points to purchase the three-piece set of Qilin Pattern, Black Gold Ancient Sword, and Hairqiu Finger?" My name is Lin Ziru, a hard-working time traveler. I was accidentally struck by lightning and turned into a system. I had no choice but to choose a host to bind to, but he seems to be the younger brother? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.