Hyunjin has been diagnosed with lung cancer. Hyunjin loses hope in life, till he meets a cute, clumsy cashier working at an convenience store. They became Friends quickly, but Felix could sense something was off about Hyunjin. When Felix found out about his lung cancer, he felt devastated that his best friend in the entire world would die soon. Together, Hyunjin and Felix made a bucket list to completed while Hyunjin is still on earth. I think this is going to be a short story, like maybe 10 chapters so... TW in introduction!