Ludus love: a love that is played as a game of sport.
Agape love: selfless altruistic love
The older brother never wants his friends to be with his younger sister. Ever. I mean, he's a dirty animal & she's the little girl who loves cats, right? If they date behind his back it's for a thrill. If they date with him knowing it's to cause anger. Because they don't really love each other right? I mean how could his best friend want his little sister. The annoying brat. The loner. The one who didn't make cheer team. The eater. The girl who thinks fart jokes are funny. He couldn't, could he?