After I Lost My Memory, My Ex Always Said It Was Me, Bai Yueguang.

Gu Fan went to a wedding, and half of the people at the table were his exes. After coming out of the wedding, he... Lost his memory. After losing his memory, his ex came out and said that he was Gu Fan's Bai Yueguang. Gu Fan pulled out a photo and fell into deep thought. So... Who is this person? The copywriter didn't think it through and just put a joke. Intention: Study hard