Rebirth of the Legitimate Daughter Qingcheng

In her previous life, she was a killer, killing one person in ten steps and leaving no trace behind. But because he mistakenly trusted the traitor, he was chased and killed in a storm, and his head was missing. In this life, she was reborn as the direct daughter of the Grand Tutor. She just wanted to live her wealthy life in peace, but she was forced to fight her stepmother and abuse her scumbag sister, all the way with full force. He was a ruthless war god of the Great Zhou Dynasty who was shunned by everyone for centuries. He originally wanted to live alone for the rest of his life, but he gradually fell into despair while getting along with her. He held an umbrella for her on a hazy rainy day. "From then on, when the misty rain fell in the capital, one person held an umbrella and two people walked together"...