"Come on man, you know you're like a brother to me. I'd never spill the beans to anyone else," Mark said.

Sighing, he took another bite and then cleared his throat. "No, it's not normal. I mean, yes, it kind of is, but it was more so than..." He sighed. "We were both really turned on by something and it just kind of spurred us into a weekend long sex session. I mean, it wasn't literally all weekend, but we made love at least 5 times, I think."

"How many times do you normally do it."

Duncan shrugged. "Once a day, usually."

Mark shook his head. "That just makes me...