"Why is Izuku Midoriya Izuku Midoriya, and why is Katsuki Bakugou Katsuki Bakugou?"
"I love him, because he is the lamp that points me back, stepping over the thorny path, lighting the candle,
Don't let me be swallowed by darkness. "
CP is Bakugou Katsuki x Midoriya Izuku.
It may be a novel, or it may be a novel.