After School's Nana and actress Hong Soo Hyun showed that they have more than just looks. 'Roommate' shared a behind-the-scenes cut of the two bookworms reading in bed.

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In the picture, Nana and Hong Soo Hyun share a bed in their room and read a book together. The two roommates have bonded through their heart-to-heart conversations, cooking, and dancing, and it seems they've really gotten close through it all.

Stay tuned for the love lines and more on 'Roommate' this Sunday!