Lord of the Magical Beasts - Chapter 3 - Taming an Army

Bai Aoxue, the best mercenary in the 21st century, is accidentally sent back to the Chengxi Dynasty in Great Continent due to an explosion in her mission, and trapped in the first daughter of Prime Minister. After her rebirth, she is set up by her father to marry the 5th prince Jun Yeyan who wears a mask all day long.
In the face of bloodthirsty enemies, discord between brothers, collusion among courtiers and invasion of enemy state, can Bai and Jun resolve the crises? What will happen to their political marriage? How will the fierce battle for the throne end?
With many twists and turns, the book brings you to experience palace revolution, love and hatred thousands of years ago.

- Description from Novelupdates

No one knows when the first Clough door appeared. All people know is that a new era began when it was pushed open.Fortresses, sublimators, pillars of star essence, three-dimensional armaments, infinite energy, who can escape the sweeping tide of the times?In the abyss, the reverse realm, the skins, the alien gods, the mad king, the rulers, and the dark creatures, all howl in madness!Inside the black mist, the demons and ghosts crawl forward as a cross-dimensional migration silently brews.

It tells a poignant love story. He was the most heroic man in history, and before his death he sang a sad song about a woman; she was the most charming woman in history, and before her death she danced a story about steadfast love. The story of the two had no beginning, only an ending of parting in death. After his death, he became a demon for her, and fought fiercely with the immortals of the three realms. After he was killed, his unique seven souls were hidden in various places by the immortals; she became a ghost for him, and before she passed away, she smashed Meng Po's soup bowl, and her soul flew away. Even so, he still vowed to subvert the three realms, find her in the next reincarnation, and marry her, even if it took a thousand years.

Charles transmigrated to the Beast Mastery World and became a Beast Master.At the beginning, he participated in the Beast Awakening Ceremony, where there were thousands of pets with varying qualities. Which one should he choose?At the start, he participates in the Tamer Awakening Ceremony, with thousands of pets of varying qualities. Which one should he choose?Fortunately, he has awakened a system that allows him to see hints that only he can perceive.“Hint: 【The Double Sword Praying Mantis】, Lv1, decent skills but low quality, insufficient for later stages...”“Hint: 【The Four-Winged Tiger】, Lv1, strong and robust but timid, may abandon its master and run away...”“Hint: 【The Frost Wolf】, Lv5, Gold quality, extremely rare with both Ice and Fire attributes...”Charles: “I want to make a contract with the Frost Wolf!”Teacher: “The success rate for the first contract is 100%, which is very rare. Are you sure about your choice?”Guild: “This Frost Wolf is weak and has poor combat ability. Are you sure you don't want to reconsider?”Charles: “No need to reconsider. It’s the one!”