Any yaois with reencounter? Like the Seme and Uke knew eachother when they were children? ...

Any yaois with reencounter? Like the Seme and Uke knew eachother when they were children? Or like the Uke was a few years older than the Seme and the Seme just looked up to the Uke so much that he like fell in love, it doesn’t matter what their relationship was in the past