Emiya shirou saber face sages

This will take place in the emiya households shirou will be fucking on of the girl who has the saber face traits while another walk in on them during the act like in the reference picture I put down on

Shirou is have sex with saber in the reverse cowgirl position while he kissing her and creampie her while Jeanne walk in on them looking really embarrassed and slyly averting her gaze