SILKC-120 - Accident during business trip: Spending a heated night alone with a clumsy junior

Koji and Miharu work in the same sales department, spending their days busy with presentations. Koji is a kind senior who scolds the clumsy Miharu but also encourages her, and Miharu has had a crush on him since she joined the company. One day, the two go on a business trip together, where Miharu makes a huge mistake. What will happen between them that night?