Foppish Arrogant Concubine

When she transmigrated to her husband's unhappy concubine, her mother-in-law swore that if she wanted a piece of paper, she would have to use a son in exchange! Yin Xiaoxiao rubbed her nose and agreed. Fine! Isn't it just having a son? Her husband wouldn't come to her room? It didn't matter, she was a soul summoner, she could exchange her soul with her husband. She could use her husband's body to help her own body become pregnant!