A fallen daughter who lost her fiancé to her sister-in-law is doomed by a genius magician (6) / Ozai

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Iris found a dragon-shaped key at her parents' house. The key looks exactly like the statue of a dragon that was introduced on her honeymoon. She visits the shrine again with Mavericks and others. Then the key and the statue sparkle in concert, and Iris and others are sucked into a mysterious space! When I wake up, there is a kingdom in the troubled world of 800 years ago? In addition, past kings offer their cooperation to Iris, who is in a crisis. Volume 6, the beginning of the Supreme New Chapter!