Kim So Hyun and Ji Soo set friendship goals so high with this emotional drama about overcoming life's debilitating setbacks. Following a tragic accident, Yoo Seul (Kim) loses her eyesight and has to rely on her new male assistant Jung Cha Sik (Ji Soo) to help her in school. The two learn to trust each other completely as they begin to go though life together. A great series about humanity at its finest!