I Just Turned 18, What the Hell Is It About Protecting My Children and Grandchildren?

I just turned 18 and became the spirit of the ancestor of the Yun family in another world? Received paper money burned by descendants? Oh, can it be exchanged for gold? That's okay! Why are there still paper figures? Did the paper house burn down too? How to deal with this... Shouldn't it be a kid living in a haunted house? The offerings on these desks are pretty good, but they actually have special properties? Wait... You want me to fulfill the wishes of my descendants? Bless him to win the national examination and win the first prize? You're cheating on your ancestors! I don't want these things anymore…return them! Wait a minute... If you just take an exam, your descendants can pass the exam, and if they pass, they can win the top prize? I'm about to take the college entrance examination, so I'd better bring the things... You! Hey, the system has been updated. Descendants from other worlds can provide incense. What is going on with the bloodline power of descendants from this world? In modern society, where can I find so many wives and have babies? System, you really hurt me! This book is also known as "My money is all burned by my descendants from another world", "The more blood I have, the more points I add", "My descendants burned paper and worshiped me as a god"