Sun Liang was a very hard-working kid in his previous life. He had liked his senior sister for many years, but it turned out that his senior sister already had a crush on him. Sun Liang jumped into the blood pool and thought he was going to die, but suddenly he found that he was reborn as the Sun family's young prince with the same name as him. He inherited the title of playboy and said that he would only be his senior sister's little milk dog ~