surreptitious: (adj.) sur-uhp-tish-uhs | kept secret, especially because it would not be approved of \\READER INSERT// Harry moves in with his best friend Connor and Connor's twin sister, Y/N. Y/N is sick of Connor being overprotective and wants to get to know Harry on a deeper level. 18+ ONLY!!!!!!!!!!!!!!!!!!!!!!!!!!! story will contain cursing, mentions of alcohol, sexual content, mentions of past relationship abuse, adult themes. lmk of any specific triggers so I can put a trigger warning!