Do Min-woo is an extraterrestrial being from a distant planet who has been observing humanity for centuries. He becomes fascinated with Ji-hyun and decides to protect her from harm. As they spend more time together, Ji-hyun and Min-woo develop feelings for each other, but their love is threatened by their vastly different backgrounds and the danger that comes with Ji-hyun's job.

Here's a complete write-up on "My Love from the Star" with Malayalam subtitles:

The story revolves around Jeon Ji-hyun (played by Jun Ji-hyun), a 34-year-old North Korean agent who has been sent to South Korea to spy on the country's military and politicians. However, while on a mission, Ji-hyun stumbles upon an alien named Do Min-woo (played by Kim Soo-hyun), who has been watching over her.

"My Love from the Star" is a South Korean television drama series that aired from December 18, 2013, to February 25, 2014. The drama was produced by Kim Jong-hak Productions and consisted of 21 episodes. It was a massive hit in Korea and gained popularity worldwide, especially among fans of romantic comedies and science fiction.