Trapped inside the elevator of a hotel casino complex, a lowly elevator boy falls in love with his investor's mistress that forces him to choose between his love for her, or his dreams for a better future.

Evan (played by Shawn Thia) and Sarah (played by Xenia Tan) enlist into the Institute of Sustainable Population, a governmental facility that assigns all conscripts a spouse as a drastic measure to increase the country’s population. They both hope to make the best out of their situations, albeit in polar opposite ways. Evan tries to game the system for his benefit, whereas Sarah works towards an honest living when their paths eventually cross - for the worse.

“10-0” delves into the fleeting nature of life and the importance of family, seen through the perspective of Esther, an embalmer who seems to have it all. When a dead woman she embalms comes alive, pleading to relay her last words to her daughter, Esther helps by recording her message. The realisation that she could do something profound in her life renders her busy in her work life, making her unavailable to her family. In the end, she grapples with the consequences of such a choice and embalms one of them.