Decked out in Santa suits and pushing each other to their limits, they're about to discover the end of a race is just the beginning.Mark is done. A bitter divorce, stalled ambitions, and another failed Boston qualifier have turned his life into a series of losses, and his biggest irritation? Chi, his relentlessly cheerful running group rival. When one sharp remark at a Christmas fun run gets him kicked out of run club, it's the final blow to a year already gone up in flames.Chi loves the holidays-the lights, the laughter, the chaos. But as Christmas draws closer and the holiday exodus from the city begins, they realise no matter how many friends they have, they are still utterly alone. Then a chance encounter with the grumpy doctor they've finally given up on turns everything upside down. Maybe it's their unacknowledged shared history, or maybe it's those tired blue eyes, but Chi can't quite make themselves leave Mark alone.As a tentative truce begins to form, a snowstorm traps them together, and what starts as rivalry turns into something unexpected. Under firelight and falling snow, grudges melt, sparks ignite, and hearts open. As friendship blurs into something more, they must confront their fears and the miles between who they are and who they might be for a shot at the hardest race of all-love.Santa Dash is a snowed-in, age-gap M/MX sports romance novella in the Running for the Romance universe, featuring a sunshine agender philanthropist and a grumpy doctor. Perfect for fans of second chances, holiday magic, and love where you least expect it.