Swapping Party!?

The protagonist fell asleep during the welcoming party at his part-time job. When he opened his eyes, the shop manager and his busty senior coworker were having sex! Even more, he gets a lewd invitation from Yuzu, the female staff member who he secretly has feelings for☆ Sex under special circumstances will take his breath away! (Source: FANZA, translated) Published in Comic ExE 20, 23.