Office Romance Confidential

Read manhwa Office Romance Confidential / 낙하산 사내연애
It’s a romantic office love story:
If you work for a helpline then you will never get bored. But when Yoochae makes the last call of the night, she learns the company’s evil secret, from Sunho, who is a charming but impulsive person.
Suddenly, that company’s best problem solver, Yool Sun (very handsome). He visited her and asked her to pose as a mental health counselor, to secure her decision-making power.
Determined to keep her at the corporation, Yoochae (short-tempered but caring for her colleagues) finds herself the one who arranges the interests of both Yool and Sunho.