Naui Cheon Sseomsseomoksu

Her secret hand fetish that can't be denied! Ok-Su, a college student who has been living alone due to the failure of her first love, falls in love with Seol-Hwa's hand at a meeting and fantasizes about her even after finding out that she is a woman. After that, Seol-Hwa and Ok-Su meet again by chance at the school library and begin a close and unusual relationship...(Source: Kakaopage, translated)