"Thinkin' About You (생각나)" by JBJ95 is a song about being infatuated with someone and constantly thinking about them. The lyrics describe how the narrator finds it difficult to let go of the memories they shared with the person they are separating from. They express their desire to send goodnight messages and constantly revisit past conversations, even staying up all night to reminisce. Despite teasing from their friends, the narrator is certain of their feelings and cannot stop thinking about the person. The song also portrays the narrator's longing for the person they are interested in. They mention how they instantly knew that the person was special when they first smiled. The narrator compares the person's beauty and radiance to that of the sun, and confesses their desire to plaster the person's photos everywhere. However, they also acknowledge that their emotions may be seen as intense and a little obsessive. The chorus of the song repeats the phrase "자꾸 난 너만 생각나" (meaning "I keep thinking about you") to emphasize the narrator's constant thoughts about the person they are infatuated with. They express a burning desire for the person, admitting that they feel like they are dying because of their intense feelings. Overall, "Thinkin' About You (생각나)" portrays the all-consuming thoughts and desire experienced when being infatuated with someone, along with the struggle to let go and move on from a past relationship.