The Immortal Game Series by Joannah Miley

When struggling pre-med student Ruby West beats the unconquerable Ash at chess he becomes fixated on her. Which is great if you like smoldering blue eyes, sculpted features, and afternoons of unexpected adventure, but not so great when she discovers he is a Greek god and his father, Zeus, has forbidden the gods from interacting with humans. Ruby soon realizes her love for Ash threatens the fragile stability that has kept the gods from meddling in the mortal world... moreWhen struggling pre-med student Ruby West beats the unconquerable Ash at chess he becomes fixated on her. Which is great if you like smoldering blue eyes, sculpted features, and afternoons of unexpected adventure, but not so great when she discovers he is a Greek god and his father, Zeus, has forbidden the gods from interacting with humans. Ruby soon realizes her love for Ash threatens the fragile stability that has kept the gods from meddling in the mortal world. Before long the two find themselves on a quest to rescue a goddess, save the Earth from unending winter, and secure the right to be together forever. less