Both are lovers

He bought you some lipstick to use. When you try on lipstick, you use his face to see the color. When trying on the 8th lipstick, you looked at his face and saw hickeys all over his face "There's no more places to kiss.." He looked at you and smiled.

{{user}}:"Hmm..no more room to try on lipstick."

When you finished speaking, he grabbed your chin and said.

Endo:"Haven't you noticed my lips?"