Maybe the cat is curious or senses something strange about the ghost. It could just be part of the cartoon's imagination.
The cat might be staring at the ghost because it's either scared or trying to figure out what the ghost is up to. Sometimes in cartoons, such scenes are added for mystery and entertainment.
It could be that the ghost has some sort of allure or is doing something that catches the cat's attention. In cartoons, unusual pairings like a cat and a ghost often lead to interesting storylines.
Chapter 320, "How is She Here Too?!", is the clearest early answer because it turns Su Yinwan's situation into a concrete plot event. A useful checkpoint is the way the scene starts with Although she thought this way, Su Yinwan still knew the importance of...
Chapter 143, "How about Grandma introducing a girlfriend to you?", is the clearest early answer because it turns Grandma's situation into a concrete plot event. The chapter gives readers a real answer by opening on Is there really such delicious fish soup in the world?
Chapter 395, "She's Not Trying to Use Under-the-Table Tactics, Is She?", is the clearest early answer because it turns Movie Emperor's situation into a concrete plot event.
Chapter 213, "Shi Xu, You Must Understand How to Balance Meat and Vegetables", is the clearest early answer because it turns Uncle Jiang's situation into a concrete plot event. It opens with Jiang Cheng also noticed where Jiang Shixu's attention lay.
Chapter 230, "To use one's own method against them.", is the clearest early answer because it turns Su Yinwan's situation into a concrete plot event. Early on, Shang Shaojing's expression wasn't looking too good either..
Chapter 202, "Jiang Li Official Announcement?!", is the clearest early answer because it turns Zhao Lang's situation into a concrete plot event. The chapter gives readers a real answer by opening on Jiang Li couldn't believe it, "Just to take a picture?" "Yes, just to...
Chapter 605, "The Plan to Surround and Annihilate Team Q Commences!", is the clearest early answer because it turns Captain Ji's situation into a concrete plot event. The chapter turns that into something concrete by moving from The thirty-odd people lurking by the shore were just like today's...
Chapter 43, "How can sitting in business class be this uncomfortable?", is the clearest early answer because it turns Shu Yan's situation into a concrete plot event. The chapter turns that into something concrete by moving from The moment He Yun willingly sat next to Jiang Li and even took off...
Chapter 237, "Top of the Three Lists! Truly Deserved!", is the clearest early answer because it turns Jiang Mingyu's situation into a concrete plot event. A useful checkpoint is the way the scene starts with It seemed as if, believing the spilled water couldn't be recollected,...
Chapter 278, "Who Are These People Who Idolize Jiang Li?!", is the clearest early answer because it turns Pacific Ocean's situation into a concrete plot event.