Starting with the provocative line, "Shall we sleep together? I'm okay with it... if it's with you, senpai...", this work depicts the dangerous relationship between a senior and his junior who end up sharing a room unexpectedly during a business trip. Played by Kairin Kitaoka, the junior female employee is quiet and plain at the company but transforms into a little devil at the hotel. Her demeanor, which bewilders the senior employee, is nothing short of a seductress. Despite having many lines, her straightforward delivery of lewd words with a smile is captivating. While the senior employee being seduced hardly moves, Kitaoka aggressively entangles herself with him, breaking down his rationality with her skillful techniques. Especially the seductive play accompanied by the line, "You're so hard... senpai, you're cute...", is sure to make viewers' hearts race. The sweaty, close-contact creampie sex that lasts until morning exudes a lustful passion, making it a work you'll want to watch over and over again.