↳ in which oikawa tooru's nightly sessions with y/n turn into something more. [𝐜𝐨𝐦𝐩𝐥𝐞𝐭𝐞] [𝐇𝐚𝐢𝐤𝐲𝐮𝐮!!] 𝐓𝐇𝐈𝐒 𝐒𝐓𝐎𝐑𝐘 𝐈𝐒 𝐑𝐀𝐓𝐄𝐃 𝐌𝐀𝐓𝐔𝐑𝐄. - sexual content - explicit language - references to alcohol

A foolproof plan to make his brother fall in love with the girl he loves...his best friend.