Recommendations

It's also a high school drama which has been directed by the same director as When I Fly Towards You. Despite being only 16 episodes, its definitely one of the best high school dramas (Lovely Us) that exist. You can't help but cheer on for them and get sad and happy with them.

Both are dramas with a firefighter male lead. However, one show has a doctor female lead while the other has a reporter female lead.
There's romance in both shows and the leads meet again 10 years later.

It starts off with high school classmates Chen Xiao Xi and Jiang Chen who are also neighbors. Xiao Xi, a cheerful girl who doesn't study much, is expressive about her admiration towards Jiang Chen, the popular guy known for his looks and high grades. Together with their fellow classmates the funny Lu Yang, athletic but loyal Jing Xiao, and cool swimming team member Wu Bo Song, they embark on high school life to university until their adult life.

Both are bromance action by same director. Both also have similar aspect.
Both are bromance action by same director. Both also have similar aspect.

Both dramas are about a unusual group of people who con bad people because the legal means to justice have failed them.

Both dramas are about an unlikely gang of people who con bad people out of their money, while working towards a bigger goal of getting revenge on some kind of evil organization. These two dramas give of a similar feeling.

Both of these dramas are about a gang of people who con bad people out of their moneu. Both gangs are led by a sassy female con artist.

The romantic melodrama, the soft colors and dimmed atmosphere, and the subtle love.
Siblings, friends, and work life around the main and supporting characters.
Toned down and slow melodramas.

Mystery Thriller created by the same pair of writer/director. One of the leads is a law practitioner. Leads join forces to unveil secrets behind the death of someone dear.

In both stories, an assistant comes into the life of an adult novelist/artist and chanes their lives.

In this drama FL is also a transferred student
FL chase ML in both
Looks like both have wedding ending

The cast for the ML and FL in both dramas is the same, and both dramas deal with family dynamics. The plot for the shows couldn't be more different, so this recommendation is more or less for those who want to see more of the on screen chemistry between the actors.

Both dramas are all about youth, romance, comedy. The characters are students and both are set in school setting. Both dramas have transferee main characters.

In Longing for You, a murder case occurs in Woojin, a town that doesn't have crime. Oh Jin Sang, joins the investigation team when his younger brother is identified as a suspect in a murder case, he later is cleared of false accusations, and the true culprit is revealed. The brother is suddenly attacked by someone on a rainy night and dies unexpectedly. In 'My Perfect Stranger', Yoon Hae-jun and Baek Yoon Young travel back in time to 1987, to investigate serial murder cases that happened in Woojung-ri , another town that doesnt have criminal activities. Hae-jun attempts to prevent his death in the future, and he and Yoon-young try to save people who are close to them.

*Only differences are that in 'Longing for You', there is no time travel, and that they aren't trying to investigate serial killings.

In both dramas, one of the lead's mother is responsible for lying and destroying the other's family. Despite their past, the two are drawn to each other.