The final panel shows the two sharing the crushed onigiri under the dim fluorescent lights of the break room. Miya-chan whispers, “This is the best meal I’ve ever had.”

The chapter opens with a cold, rainy night shift at the hospital. After the high-stakes surgery at the end of Chapter 3, Miya is physically exhausted but mentally hyper-aware. The central plot device of Chapter 4 is a "Code Violet"—a hospital code for a violent patient in the psych ward.

Miya-chan often finds herself in awkward social situations where her need to drain energy (or "succ") almost exposes her true identity. New Acquaintances: