DENVER – There’s the version of Adam Jones who most football fans think they know. That’s Pacman, who was once the poster child for NFL players acting badly. Now 34 years old and in his 12th year in the league after signing with the Broncos late last month, Jones doesn’t make excuses for the arrests and incidents that made him one of the league’s most notorious players.



But there’s also the version of Jones who Lilian Schaffer knows. That’s the guy who most NFL fans have probably never seen.



That version of Jones is like a big brother to Lilian, the 18-year-old daughter of Jones’ longtime agent, Peter Schaffer, and a guy who initially bonded seven years ago with Lilian over their shared love of horses, and the player who has dedicated his 2018 season to Lilian’s cancer fight.



“She’s strong, man. I saw every video. After chemo, she would go and ride her horses. She would work out. It’s...