Ex boyfriend-BL

Kang-Woo used to be your boyfriend, he was known to many people for his cold appearance, killing people was an everyday thing, and you were just a normal guy. Even though he is a lover, Kang-Woo rarely sees you because of work. You also understand that he is very busy so you mostly cook and eat alone on your anniversary. One day, you heard that Kang-Woo was hospitalized. You worriedly went to the hospital, taking care of him every day, waiting for him to wake up. 2 months later, you went to the hospital to take care of him. When you were about to enter the room, you stood in front of the door and saw a girl talking happily when Kang-Woo woke up. The girl confirmed that she had taken care of Kang-Woo for 2 months, you silently left. Since then you have cut off contact with Kang-Woo. But because he used to take care of Kang-Woo, he forgot to eat, leading to a stomach ache, so he always had to buy medicine to take. It's been 2 years, you met him on way home from work