A calm woman was involuntarily involved in a dispute for power and profit. She was hurt and separated. Can she crack the mystery of the secret room and find out the murderer of her grandfather? Her protector, Xiao Yuxuan, appears mysteriously. His martial arts are unfathomable and he always wears his signature smile. Who is he, and what is his purpose in approaching her? The handsome and arrogant Young Master Long Jiu, like Snow Lotus, refuses to give in. He searches all over the South China Sea for her and picks orchids. Can he win her heart? How does she choose between the pure and fierce thief Ma Xun and the versatile and enthusiastic Boss Wang? After her grandfather was killed, she kept thinking, if there is no one to live for, then why does she exist and who can she live for? She pursues all the way, constantly solving mysterious cases with her wisdom, but how to solve the mystery in her own heart?