As one of Britain's rare witches, Mika Moon must conceal her powers and live in isolation. However, her solitary existence takes a surprising turn when she receives an invitation to tutor three young witches at the enigmatic Nowhere House. Upon arrival, Mika's rule-abiding life is upended, entangling her in the lives of the house's eclectic inhabitants, including the children, a reclusive archaeologist, a retired actor, and Jamie, the protective yet captivating librarian. As she grows closer to this unconventional family and possibly a new romance, Mika faces the ultimate dilemma: continue to safeguard her hard-fought anonymity or risk it all for the makeshift family she's come to cherish.