I became a mage and was recruited by the lord as his son-in-law

(No system + time travel + slow start + growth + protagonist is not invincible + dark world view) Believe in science, this has always been the life motto of the time traveler Bennett. His parents are rich and have connections, the lord is kind and responsible, and the people live and work in peace and contentment, until this day, the dragon attacks and opens up a corner of the world. If you like to read Long Aotian, please leave, there is no Long Aotian in this book. ...