Watch Once Upon a Christmas Miracle (2018) HD Full Movie Free on SolarMovie. Watch Once Upon a Christmas Miracle (2018) online free. This holiday romance is based on the incredible story about organ donor Chris Dempsey and recipient ...This holiday romance is based on the incredible story about organ donor Chris Dempsey and recipient Heather Krueger, who were brought into one another's lives by a transplant surgery that led to a miraculous romance.