The film 'Last Love's Labor' revolves around two wealthy lovers seeking revenge for the assassination of their beloved, navigating intricacies of love and politics. The storyline follows Hero-1 and Hero-2 as they utilize technology and manipulation to confront their grief and uncover the truth behind the assassination, leading to a political upheaval. Ultimately, their efforts culminate in a successful political movement, culminating in new leadership and the arrest of the culprits behind the murder.