More Than Friends

Objects in Mirror are Closer Than They Appear (1x5)

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Joon Soo repeatedly expresses his feelings for Woo Yeon. When she rejects him, telling him that she doesn't want to be in any bad relationship, he suggests using him as a test subject to see if that would be the case. Meanwhile, Young Hee's brother gets in trouble, costing her 5,000 dollars.