Li Xiaoyao Transmigrates to The Return of the Condor Heroes: Long'er and Ling'er

What if, after Zhao Ling'er died, Li Xiaoyao happened to transmigrate to the world of The Return of the Condor Heroes, where he met Long'er, who looked exactly like Ling'er? What would he do? What if Li Xiaoyao suddenly appeared before Xiaolongnü had fallen in love with Yang Guo? Could he make her heart skip a beat? I haven't decided on the pairing yet. Let's see where the plot goes.