Complex sentence: Danbi finds that in the Joseon Dynasty her high school level of maths and science makes her the greatest scientist in the entire Kingdom, falling in love with the King she inspires him in his reform of the country.
Split into simpler sentences: Danbi finds that in the Joseon Dynasty her high school level of math and science makes her the greatest scientist in the entire Kingdom. She falls in love with the King and inspires him in his reform of the country.