Snatched Bride: The Young Alpha's Stepmom

Witch Elara brings 1360 silver to Blood Moon but is rejected by Alpha Derek, left to die. Reborn, 5yo Alpha Arthur saves her. She allies with Nightshade Alpha Kieran, becomes Luna. They bond at Moon Goddess altar. Blood Moon and Frostwolf attack; Kieran is hurt. Elara awakens ancient witch power, kills them. Family of three lives happily.