Daughter Of The Sun by Laura Greenwood

The goddess of vengeance must choose between revenge and love.

Trapped by an ancient curse, Sekhmet has been away from the world for thousands of years. Now free, she faces the ultimate challenge. If she takes the revenge she craves, she'll be trapped as a sphinx forever. Can she manage to resist the thing she was created for?
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Daughter of the Sun is part of the Forgotten Gods series and is based on Egyptian mythology. It includes a dash of adventure, a m/f romance, and can be read as a standalone.

If you enjoy Egyptian mythology, gods and goddesses, quests and adventures, and a modern setting, then you should start the Forgotten Gods series!