Since his boyfriend’s passing, Taemin has secluded himself in the safety of his apartment and learned to live a quiet lonely life. He spends his days playing with his cat Luna, taking care of the plants, and occasionally meeting with his closest friends. Then one day a noisy neighbor moves into the unit next to his, and Taemin is caught off-guard by the man. While he gets to know him through this neighborhood issue, new feelings start to grow—feelings he didn’t think he’d ever experie

What makes us who we are, if not our past experiences? What’s left of us when everything prior to this day is just one black dot, and then just emptiness? Taemin is about to find out. When Taemin wakes up in the hospital with no idea who he is and how he ended up there, he has to choose who to believe, without any guarantee that he’s trusting the right people. Some parts were inspired by the Advice MV.

Taemin left Minho 10 years ago but never told him why. He finally decides his ex-boyfriend deserves an explanation and gathers all the courage he has to write him a letter.