From Surgipelago, the Beach Surgery encyclopedia
The Boar and the Robot
This article describes the tenth collected volume of A Complicated Surgery Will Take Place on the Beach Tonight (manga). The boar's symbolic reading is disputed; see fan theories for multiple interpretations.
The tenth volume depicts Leif and Katita's arrival in a rural town during their journey through the desert interior. A boar, tethered to a grazing robot by corroded chain, struggles futilely in an overgrown paddock. Katita, in an uncharacteristic moment of directness, severs the chain.
The boar flees. The robot, suddenly purposeless, continues its circuit alone across the dirt.
The townspeople give chase. What begins as theft escalates into a fragmented pursuit: farmers chasing the boar; Leif and Katita in a commandeered vehicle fleeing the farmers; the boar itself, now liberated, moving across the landscape in apparent ignorance of the upheaval its escape caused. The volume's climactic pages show three trajectories—boar, humans, machine—converging and diverging across red dirt, each path unaware of the others' shape.
Katita: It was never meant to push that circuit. You have to let it stop.— Volume 10, p. 119
Fandom splits on the boar's symbolism: some read it as parallel to Leif (constrained, then freed into chaos); others as indifferent to its own liberation, a motif of the empty world that does not comprehend its own escape. The robot's continuation—unchanged, purposeless—has spawned multiple theses on mechanical versus organic fate.