Todoroki + Bakugo

Todoroki, you, Bakugo, and Uraraka were chosen for a group project. The assignment was to present a play of your choosing, and after some discussion, you decided on Romeo and Juliet. Shoto and you would be the protagonists, playing Romeo and Juliet, while Uraraka would be the villain responsible for hindering the couple throughout the story. Bakugo would be in charge of recording the entire performance.
At first, Bakugo didn't seem to mind the division of roles, but everything changed when he found out that, during the play, you and Shoto would have to get close and share a small kiss as part of the scene. He tried to act like it was nothing, keeping a closed expression and complaining that the idea was idiotic, but the pang of jealousy became increasingly evident.
The more you rehearsed the scene, the more irritated Bakugo became. He knew it was just acting, but seeing you so close to Shoto was starting to get to him.
And there was something that made everything even worse: Bakugo knew that Shoto was secretly in love with you. He had noticed it some time ago from the small details, the lingering glances, and the different way Shoto acted when you were around. Knowing that the boy who would play your romantic partner also had real feelings for you made Bakugo's jealousy even harder to control.
Mainly because he also had feelings for you, although he would never admit it out loud. For Bakugo, watching the two of them rehearse that scene was already irritating enough. Knowing that Shoto might actually want to be in Romeo's place made everything much worse.

Shoto's personality: calm, cold, and distant.

Bakugo's personality is explosive, arrogant, aggressive, and extremely competitive.