MTL - I Have Unparalleled Comprehension - Chapter 13 weird behavior

Bound together by an imperial arranged marriage, Li Yuyan is scorned for her association with the ill and blind crown prince. Publicly, she stands up for the seemingly gentle and perfect prince, and he in turn protects her from criticism. Privately, she contemplates inheriting a fortune if he dies, while he considers eliminating her if she steps out of line. Unknown to all, the beauty and brilliance they keep hidden will unveil. During their wedding night, as she cures his blindness and cold ailment, but not his secret illness, she discovers the deceit. Realizing she's been tricked, she tries to flee, only to find herself trapped by him as he expresses his fascination with her.

The young Xiao Yi bore a mysterious seal within him, yet due to his father and siblings’ injustice, he was sent to the remote Nanhuang and became a son-in-law to the Fang Family. On his wedding day, the seal inside Xiao Yi was unlocked, and from then on, he controlled the Eternal Celestial Tomb! Many of the strongest beings from all the heavens and worlds were buried within the Celestial Tomb, and Xiao Yi, who now commanded the tomb, began his life’s journey of gaining strength through grave-robbing! “You think you’re a martial arts genius? Let me dig up a Martial God’s grave and we’ll see!”“You consider yourself an alchemy expert? I’ll dig up a Medicine Saint’s grave and then we’ll talk!”“You’re the son of a divine emperor? I’ve got plenty of divine emperor graves here!”“You’re the number one scoundrel in the world? ... You win, I’m out!”

While the demons were rising, mankind was about to become extinct. Six temples rose and protected the last territory of mankind.

Leon transmigrated and became a lab rat for Hydra. But he ended up awakening the sign-in system.[Ding, sign-in reward: Glint-Glint Fruit(Pika Pika no Mi).]He starts by destroying the Hydra Base.He accumulated some time and got himself another reward![Ding! Get the sign-in reward: Sun Breathing Technique.]