Case 62

The world is resetting our detective agency don't know that. The world is already at its 62 period. The world where mystical creatures are alive but they hide in their own dimantion. We have our protagonist Azarath Fengari who is a spirit detective came to earth after 100 years after his death to find the murder of his dead Angel brother Gabriel Tempus. Who later comes alive somehow but he is not telling our MC who killed him. Now it's azarath duty to find his brother murder. Note: When the world reset everyone including Azarath forget his memory. Only gods angel and demon knows about timeloops.