After reluctantly joining the Lagoon Company, a band of mercenaries in the lawless city of Roanapur, Rock must navigate a world of crime and chaos far from his previous life as a humble salaryman. As he grapples with his newfound existence and moral compass, Rock faces the choice of embracing the dangerous path of his new companions or daring to break free from the shackles of his past. Amidst the gunfire and moral dilemmas, Rock's decision will not only define his own fate but also the fate of those who have welcomed him into their unconventional family.