strangr

Both have their father as a serial killer and alternate personality. Same murders take place.

- ML is president of company and unable to interact with opposite sex
- Cold ML but warms up to FL
- Also gets into drunken encounter with FL and enters into a contract which then blooms into romance

Both have emotional moments where you will cry when family reunites. A mother also leaves the family to pursue her own happiness but also returns to the family to gain acceptance from the son she abandoned.

Both action-comedy films about group of undercover cops opening a restaurant for drug-bust operation.

Oguri Shun and similar detective story. Cracking cases together and finding to catch the killer of a loved one

Lead female and Lead guy starts off on a wrong start. Female gets injured in accident and lead male cares for her. Love blossoms.
Similar storyline and simlar ending