"We've been discussing it and discussing it," Mason said. "I was ready to get it off my chest. It wasn't hard. I love the school."
Last season, as a junior, the athletic wing averaged 23 points and nine rebounds.
"Marquette recruited me as a two," Mason added. "That's the main position they want me to run."
The Kansas City, Mo., native was impressed with Marquette's recent success.
"It was the total package," he said. "All of their coaches are great. Their program is on the rise, and their academic program is real good, too."