Shiro to Kiiro (EP5) (Patreon)

While strolling along the beach at night, Nami glances at Takuma as he talks about his dream of becoming an astronomer, and promises to go to Maunakea with him on the last day. However, on that day, Takuma's father has a back injury and Takuma is forced to work at the store instead. So the three of them decide to work together to help Takuma with the store. Then a girl came up to Takuma. Nami looks suspiciously at Takuma and the girl who suddenly got into an argument. What is Takuma's relationship with this girl?