Gorgeous, workaholic Bo-hee is a successful advertising and marketing exec at the number one toy firm in Korea. Valued by her coworkers as well as in line for a promotion, she makes an irrevocable mistake that obtains her terminated from her job. Bo-hee's life better spins out of control when her hubby Gang-sung leaves her soon after. Bo-hee is befriended by her next-door neighbor Nan-hee, an amateur sex professional who runs a sex store on the brink of personal bankruptcy called "Casa Amor." Nan-hee's situation inspires Bo-hee's creativity, and also utilizing her background in children's playthings, she is established to conserve the shop by making its atmosphere extra polished and by advertising better sex playthings.