When Eunho heard that the fabric softener given to him by his ex-girlfriend was discontinued, he left a complaint at the company's customer center while drinking. Soo-In reads the complaint and is shocked and delivers all the remaining fabric softener samples. Somehow they became close and fall in love. But for Soo-In, Eunho's ex-girlfriend was too strong of a force. There was nothing she could do for him other than hug him tightly when he was sad. So now it has to be revealed. She is the one who deleted his memories.