After the last Splatfest, the Squid Sisters become more active both as a duo and as solo performers. They also begin to experience small miscommunications with one another.
Meanwhile, Marina, the Octoling who heard Calamari Inkantation, escapes the Octarian army. She seeks refuge in Inkopolis, where she meets Pearl. The two of them form their own group called Off the Hook.
Around the same time, Sheldon moves his Ammo Knights shop to Inkopolis Square, and Li'l Judd is born from
Judd's duplicate cells stored in the capsule.