Sweet romance novels featuring Kookmin

Today is Jungkook's birthday, and Jimin plans to make him a cake himself. -------------The next day, 6:30 AM---------------- Jimin walks from his room to the kitchen to start preparing the cake. -------------6:50 AM------------- Start making the cake. ------------7:50 AM-------------- "Finally finished!" Jimin says happily. -----------8:00 AM--------------- Jungkook gets up and walks from his room to the kitchen. "Hyung~ What are you making? It smells so good!" "Hey Jungkook, wake up! Go w