When The Secrets Spillby ✧𝕤𝕦𝕞𝕞𝕖𝕣𝕩✧273155Kaeya and Diluc are brothers. But they've forgotten the fact just as much as everybody else in Mondstadt has. Perhaps a refresher is due... ...kaeyaspastkaeyaanddilucreconcilekaeyaanddiluc+2 more