While Kim Min Gyu and Seol In Ah become stronger as a couple, Ahn Hyo Seop and Kim Sejeong's faith in each other is tested due to an unexpected incident.

"A Business Proposal" episode 10 showcases the emotional sides of Ahn Hyo Seop, Kim Sejeong, Kim Min Gyu and Seol In Ah, and their relationships.

Keep on reading to know what happened in the latest episode!

'A Business Proposal' Episode 10: Kang Tae Mu, Shin Ha Ri, Cha Sung Hoon, Jin Young Seo's Unexpected Double Date

Still fighting over Cha Sung Hoon's (Kim Min Gyu) secrecy, Jin Young Seo (Seol In Ah) refuses to reach out first.

When she sees her boyfriend and Kang Tae Mu (Ahn Hyo Seop) happily go for a drive, Young Seo and Shin Ha Ri (Kim Sejeong) follow their lovers.

They end up at an orphanage supported by Tae Mu's parents, which happened to be Sung Hoon's home when he was young - before he joined Tae Mu's family.

Young Seo meets Sung Hoon's mother and learns more about her boyfriend. Because of this, the couple promised to be more honest with each other for them to become closer.

IN CASE YOU MISSED IT: 'A Business Proposal' Episode 9: Ahn Hyo Seop, Kim Sejeong Date in Secrecy + Kim Min Gyu, Seol In Ah Face First Hiccup in Their Relationship

On the other hand, Ha Ri receives a call that her brother, Ha Min (VICTON Byungchan), stole money from their chicken shop when their parents were invited to a wedding.

When the four of them got there, they were welcomed by a battalion of hungry hikers. Ha Ri and Tae Mu cooked a lot of delicious chicken, pizza and pasta while Young Seo and Sung Hoon served the customers.

In addition to that, Tae Mu also apologized to Young Seo for sending her boyfriend to a blind date without her permission. He bribed her with a hilarious video of Sung Hoon for a peace offering.

Kang Tae Mu Plays Hide and Seek With Shin Ha Ri's Parents

Because Ha Ri spilled soda all over Tae Mu's shirt, she insists on letting him borrow one of Ha Min's shirts.

Unfortunately, her parents went home early. Young Seo introduced Sung Hoon to Ha Ri's parents to distract them, while Ha Ri orchestrated Tae Mu's exit.

Tae Mu feels a little jealous as he also wants to officially meet his girlfriend's parents.

Meanwhile, they get busted by Ha Min, who sees them at the park holding each other's hands.

Shin Ha Ri Takes Kang Tae Mu On Romantic Date

To give back to her boyfriend, Ha Ri takes Tae Mu on a date. Unfortunately, it started raining.

Ha Ri knows about Tae Mu's trauma with rain and driving, so she takes him to the subway.

She also introduced Tae Mu to her favorite restaurants to buy time while it's still pouring.

The couple also bought beautiful flowers, and did things other couples do. But their sweet moment is cut short when Ha Ri receives a call from Tae Mu's grandfather.

Chairman Kang (Lee Deok Hwa) learns that Ha Ri is Geum Hui all along after months of suspicions, which infuriates him.

ALSO READ: 'A Business Proposal' Breaks Own Record, Scores Highest Rating Yet

Because of this, he forces Ha Ri to stop seeing his grandson. Meanwhile, Tae Mu, who hears from Sung Hoon about his grandfather and girlfriend's secret meeting, drives quickly to the restaurant.

Avoiding a motorcycle that runs at full speed, Tae Mu swerves to avoid collision.

KDramaStars owns this article.

Written by Elijah Mully.