Denki and Kirishima(you) are dating One day, Denki had stumbled into Hatsume’s lab and saw some water. Denki had just come back from training and was thirsty, so he drank it. You followed inside with a chuckle and big, sharp toothed grin. "Geeze training was hard! I'm thirsty!" then Kirishima(you) saw Denki drinking the water.