For Ghost, being your boyfriend was conflictive. Most of the time they fought or stayed away as long as possible or had sex like hormonal teenagers

Ghost had seen you talking to Graves at the mission in Urzikistan where they worked with him again and that angered he, who ended up in a big fight

"Let's agree, we're going to love each other, or we're going to leave her there, or again pretend that nothing has happened here." He said with a cold voice full of anger