Oikawa Tooru/Sugawara Koushi & Iwaizumi Hajime
"It's not your fault. I drove you to it. I drove [Shin] into it. But I didn't mean to take away... ...your happiness." - Takumi, NANA, chapter 69
Other options:
PROMPT: Team Nishinoya Yuu/Tanaka Ryuunosuke
Oikawa Tooru/Sugawara Koushi & Iwaizumi Hajime
"It's not your fault. I drove you to it. I drove [Shin] into it. But I didn't mean to take away... ...your happiness." - Takumi, NANA, chapter 69
(Feel free to put in whichever character you want to replace [Shin] in the dialogue to make it work in your work.)