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Both are stories of revenge with competition of two restaurants: one already very famous and influent, but with problems caused by CEO's incompetent and spoiled son; the other new that is a mixture of passion, talent and newbies who don't have anything to do with cuisine, but who learned a lot and became very skilled. In both the protagonists have big age gap.

Because it's a gay dating show and it's gonna be so interesting if I am not worng then we get real couple From season 3 like season 2

Both involved veterans pursuing something new (Golden Girls about legendary soloists being in a girl group; Hot Singers about veteran actors being singers and later as choir members).

Both are mini dramas in which the modern day FL time travels to the 1980s and finds herself marrying the ML and dealing with in laws.

They both have doctors in them and those doctors were controlled by their parents their entire lives until they meet someone who helps them be free from that control. their parents think this new friend/lover isn't suitable for them so they try everything they can to destroy the relationship. but that independence they gained from their parent because of this new person isn't easily shattered.

I don't know why, but the vibes are similar. Both are a bit darker with a mystery/crime aspect, and the love interest has a dark past

- Psychiatric hospital setting
- Unexpected friendship between patients
- Exploitation of the weak, specifically rape and sexual assault
- Sensitive portrayal of mental health and institutionalisation
- Presents a disturbing reality of how these patients are tossed aside by family and damaged by 'normal' people.
- Brilliant performances by the cast

Based on the biblical story of Adam and Eve's first two sons, Cain and Abel is about Cain's jealousy towards his brother Abel. Lee Cho In is a very gifted doctor who has everything that he wants whereas his older brother, Seon Woo, is jealous of all the attention that Cho In receives. Seon Woo blames his brother for taking everything good in his life away from him. Seon Woo blames Cho In for getting their father's love, getting more recognition as a doctor, and for stealing the woman he loves.

- "IB" drama the FL had face swapped and in "RE" drama the FL was reborn in another another girls body.

- Both of the FL thought that they was murder by the ML. So, they investigated to find clues.

- Both ML thought the FL( the new body/face the has entered) was the cause of their lovers death.
- Both FL hated ML first and slowly fall for them after realising the truth.
- Both of the ML has powerful position.

Both involve time travel, where the FL lead gets thrown back in time and tries to prevent her ML from dying.
In Dramatic Self-Help Strategy the FL has a trigger for her to time travel, while in Lovely Runner FL doesn’t have a trigger.
Both basically have the same plot concept, which was done quite well in both.

Both are about the real world FL entering a fictional game-like world where each level brings her a new possible love interest and continues to make her cross paths with the ML who she falls in love with.

Both FLs come from the real world into a fictional, game-like world set in a hotel where they must complete various tasks and fall in love along the way.

Both are historical mini dramas in which the FL is from the spirit tribe and enters the human palace or sect in order to retrieve someone or something.

ML and FL both can repeatedly time travel but only back to a certain point in time to try to survive events that end in their deaths. They're the only ones who retain the memory of what happened before, and work together, first as allies, then friends, and then fall in love.

Both have a school setting with the two MLs slowly discovering their crush on the other.
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