This is a.

    There are both fever, binding, and pheromone.

    You can also write wolf settings.

    Together with abo and domination/obedience, it is known as the three major fandom settings in the European and American circles.

    Referred to as "Sentry"

    And compared to abo''s unequal status and class setting, I think the mutual needs of Shaoxiang are more suitable for Gu Heyan and Mu Zhiming.

    In short, a drive-by side, it''s good to have a car (wait a minute)

    Worldview Explanation:

    1. Sentinel: Awakened. The five senses are extremely sensitive, and the combat effectiveness is much higher than that of ordinary people. Strong aggressiveness, weak self-control, can complete difficult tasks that ordinary people cannot. About 15% of the total human population.

    2. Guide: The Awakened. A person with emotional resonance. The guide has the ability to calm the emotions of the sentinel, guide and assist the sentinel in combat. About 15% of the total human population.

    3. Ordinary human beings: non-awakened, accounting for 70% of the total human population.

    4. Spiritual body: the embodiment of the spirit of the sentinel guide, specifically various animals.

    5. Dark Sentinels: The most powerful type of Sentinels, with a very low probability of appearing and extreme self-control. They are natural leaders, and only one will appear at the same time, but they can affect other Sentinels, or Send a signal to the group.

    6. Guide element: Similar to the pheromone in the ABO setting, it can be used to temporarily stabilize the Sentinel''s mood.

    7. Combined heat: similar to the estrus set by ABO.

    The above source is Baidu Encyclopedia.