Sheng Yu passed through the book and became the senior sister of the heroine in the original book. In the original text, the appearance rate of the eldest sister in the book is less than 5%, because the eldest sister died at the hands of a ferocious beast during her training in the sect, and she was just a passerby.
Sheng Yu was bound to the system the moment he crossed over. And her mission is
Help the male and female protagonists grow?
Why didn't the damn senior sister die?
Intention: Born toward the sun