Executed for failing to save the emperor, Serena Vincent wakes up again and again on the day she’s assigned as his physician. Azaid Khan Krothen, the emperor's bastard son from a lowly maid, was cast aside at birth. But he now sits on a throne others want to control. As Serena races to cure his mysterious illness, each failure ends in her death. Trapped in a deadly loop, she must find the cure to the emperor's illness... before her next death is her last.