They met when they were trainees. From supporting each other to living independently, they experienced countless trivial but precious daily life together - moving, cooking noodles, going to the supermarket, looking at ginkgo, buying popsicles in a convenience store late at night, and playing an off-key K-pop song at the beach. Friendship quietly takes on other shapes in those daily routines, and by the time you notice it, you can no longer tell when it started to change.