While Su Jin is wiping coffee stains at the convenience store, she watches Lu Chen twist a thug's arm out of its socket. She doesn't even look up, just makes a mark in the loss ledger with her pen: "Broken glass cup. Record it as a loss."
He suddenly smiles, his fingertips brushing the coffee stain on the back of her hand. "Miss clerk, want to see something more interesting?"
Later, he becomes the owner of the villa next door and deliberately spills milk on her checkout counter. She retaliates by splashing a bowl of hot soy milk on him. "Compensation. Cash."
"Would giving myself to you be enough?" He leans closer, with the same madness in his eyes as hers.
Thugs block the door? She closes the store for ten minutes and leaves them sprawled all over the floor; he films it as evidence. Underworld forces provoke them? She dismantles their joints while he slices through space. They work together so seamlessly, it is as if they have rehearsed it a thousand times.
From old enemies at the orphanage to the Eroding Bone Hall, the Blood Alliance, and finally the ancient gods who awaken, they draw closer through mountains of corpses and seas of blood, seeing the same possessiveness in each other's eyes:
"You're my kind. You can only be mine."
--- The love of two lunatics means tearing the world apart to protect one person; being each other's weakness, and each other's blade.
Theme: In a world of black and white, two souls branded as "abnormal" find salvation in each other in the darkness. Their love isn't about quietly keeping each other company, but about an ultimate resonance of "If you're crazy, I'll be crazier." They use their madness to defy the world's rules, acting in the name of possession to protect each other, and ultimately proving that "normal" isn't the only answer. The one who understands your darkness is your final destination.