After witnessing the impressive 1/1 scale RX-78-2 Gundam, Haru Irei is inspired to delve into the world of Gunpla, intricate Gundam Plastic model kits. With the unique GPB-X80 Beginning Gundam in hand, Haru, now a skilled Gunpla Builder, immerses himself in the virtual realm of Gunpla Battle. Here, players engage in thrilling team battles and one-on-one duels using their customized Gunpla. To rise as a Gunpla Battle Champion and achieve the esteemed title of Gunpla Meister, Haru must lean on his friends for unwavering support and guidance.