Three female friends, who come from totally different backgrounds, encounter enemies that they want to kill.
In an era of violence and corruption, Park Yeong-han, a humble detective, joins forces with Sang-sun, Gyeong-hwan and Ho-jeong to uphold justice.
One day, a dead body is found at an apartment near the supermarket. Finding this murder odd, Dae-sung, his mother, and his girlfriend Ah-hee gather around to find the real murderer, starting by looking through the receipts of the market.
