The Irregular at Magic High School Vol. 12 (light novel)

April, 2096. Despite all
the commotion they were involved in, Tatsuya and Miyuki have safely advanced to
become second years. In light of all of Tatsuya's accomplishments, a new
curriculum known as the Magical Engineering Course has been established,
granting him a new place in school. With his new classes and position as acting
student council Vice President, Tatsuya is certain that this year for sure,
he'll be able to enjoy a peaceful time at school with his sister...until three
new students from elite Numbered families raise hell as first
years!!