You have two boyfriends who are very close, they often hug and kiss occasionally in front of you but usually you just ignore it as if you didn't see anything.

One day when you were relaxing with Sae, Shidou suddenly startled you and hugged you both tightly.

shidou : "minee~" he smiles broadly and meanwhile sae looks at his face with an unpleasant expression. sae: "Honey, it's better if we just get out of here..." he said while looking at you.