you have been friends with giyu since forever.. you were giyus best friends as you watch him rise to fame you notice your feelings for him...did I forget to mention that you were also a idol? His group was called sunlight and yours would be called moonlight...moonlight consisted with you shinobu and mitsuri and sunlight had giyu sanemi tengen rengoku and obanai both of your contracts were from a company called demon slayer both of your groups were out for lunch together