I Am the Moon of the Same Period

My name is Chanyuan Qingyu, and I was born in the disgusting feudal family of Chanyuan. Fortunately, there is someone in this family who makes me feel at ease... Suddenly one day a voice appeared in my mind, claiming to be the system, and I recovered my memory. It turned out that I had traveled through time to save them, and I, a lucky one among many readers, was chosen to save my beloved protagonists. When I was in high school, I met two people, one was a fox with black fur, and the other was a cat with white fur and blue eyes... I also met a cute little guy with four arms and four eyes. He also had a lot of strange lines on his body. People didn't seem to want to see him, but it doesn't matter, I'm here. ​Everyone is killed, Kang Suo dies. CP Five Summer Sandwich