"Giant Days" is a comic book series created by John Allison, illustrated by Lissa Treiman, and published by BOOM! Studios. The story follows three university students—Esther, Daisy, and Susan—as they navigate the challenges of young adulthood, friendship, and personal growth. Set in the UK, the series combines humor and relatable experiences, making it popular among readers. The comic debuted in 2015 and has received critical acclaim for its engaging storytelling and vibrant artwork. It explores themes such as love, identity, and the ups and downs of college life, resonating with a diverse audience. The series concluded in 2019, leaving a lasting impact on its fans.