Fantasy: the Invincible Seal King

A practitioner will initially have a Seal Palace in his body. When he reaches the Yinhou realm, a second Seal Palace will be born. When he reaches the Seal King realm, a third Seal Palace will be born... There are very few people who have reached the Yinhou realm, while those at the Yinwang realm are legendary figures. Lin Xuan starts with four seal palaces. Qin Yao: "Lin Xuan, you are not worthy of my senior sister. When will you terminate your engagement with your senior sister?" Lin Xuan: "None of your business!" Qin Yao: "I can take the place of senior sister, that's alright." Lin Xuan: "???" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.