案例张明与李燕婚后购置了两处房产,其中一套登记于妻子李燕名下。2004年,李燕联系到马先生,欲将房屋出售。在核查完李燕的身份证、房屋所有权证后,马先生与李燕签订房屋买卖合同,并在付完款后办理了过户登记。2007年,张明与魏小姐发展成为情人关系,并私下送其另一套房产。2008年,此段婚外情败露,张明权衡利弊后选择了回归家庭,但魏小姐拒不退还获赠房屋。李燕遂和丈夫将魏小姐诉至法院,请求确认赠送房 Case Zhang Ming and Li Yan acquired two properties after the marriage, one of which was registered under the name of his wife Li Yan. In 2004, Li Yan contacted Mr. Ma, want to sell the house. After verifying Li Yan’s ID card and building ownership certificate, Mr. Ma signed a contract for the sale and purchase of houses with Mr. Li and completed the transfer registration after payment. In 2007, Zhang Ming and Miss Wei developed into a lover relationship, and privately sent another set of real estate. In 2008, this extramarital affair, Zhang Ming weigh the pros and cons chose to return to the family, but Miss Wei refused to return the house was refunded. Li Yan Sui and her husband will Miss Wei sued the court, requesting confirmation of room