Tranquility and Chaos Unite

A goddess from the beginning of the Greek Pantheon finds herself at Hogwarts in 1938, soon to be joined by her favourite Olympian brothers as she attempts to draw out her escaped spouse, Chaos. She didn't expect to catch the eye of an up-and-coming Dark Lord, but she isn't complaining.
Tom Riddle Jr X OC
Sort of side/past OC X Zeus X Poseidon X Hades
Also sort of side OC X Chaos
Pretty Mary-Sueish