Everyone knows the fives senses, sight, touch, smell, taste and lastly hearing. But 20 year old So Min is lacking one of them. She is deaf. She has been deaf ever since she could remember. So Min was in a fatal car accident when she was only 7 years old. Her parents died but she lived but her hearing disappeared along with all of her memories due to damage to her brain. She managed to pass school without making friends but one day that will all change for her.