Yoku Wakaru Gendai Mahou review 

In today's anime review, Koyomi Morishita is a high school student who is constantly teased for being short. She encounters Yumiko, who is being targeted by a magician. Luckily, Misa Anehara, a master mage and graduate student, offers to train Koyomi in a new style of magic that involves breaking enchantments using sequences of code. Despite Koyomi's initial lack of talent in magic, she is determined to learn and improve.