Someone to You

Kei and Chris were total opposites. Kei was a happy-go-lucky kind of guy. He does everything that he wants. He doesn’t care about other people’s opinions and he could tell ‘em go fuck themselves. The only person that could make him speechless was his neighbor— Chris. The arrogant-hunk-delicious-looking fireman.
One day, Chris showed up in front of his house and claiming that he's a father of an unknown child.
Wait, what?