The stage of this drama is one year after the previous work. Last summer, the epidemic subsided and the fireworks festival was finally held smoothly. Hoshitaro and Guang lived a busy life. Later, for some reason, Hoshitaro, who was supposed to succeed Hang as the fifth-generation owner, stayed at home and caused the Mochizuki Fireworks Shop to close. Guang went to other stores to help and his skills were further improved. At this time, the long-lost Hang appeared in front of the two. When Hoshitaro and Hang quarreled because of the crisis of closing the business, the mysterious woman Fumika Noguchi suddenly visited. Not only did she volunteer to become Hoshitaro's apprentice, she also proposed to him abruptly. Soon, the single pyrotechnician started living under the same roof with two beauties and the ghost of his father who appeared again...