Sure, here are some popular films and their general plots:

"Titanic" - A young couple falls in love aboard the ill-fated Titanic ship during its maiden voyage.

"The Shawshank Redemption" - A man is wrongfully convicted of murder and spends years in a corrupt prison, where he forms a bond with a fellow inmate while planning his escape.

"The Godfather" - A powerful mafia family struggles to maintain control over their criminal empire as the patriarch's youngest son reluctantly becomes involved in the family business.

"Inception" - A team of skilled thieves enter people's dreams to manipulate their thoughts and extract valuable information, but things get complicated when they are hired to implant an idea instead.

"Parasite" - A poor family schemes their way into working for a wealthy family, but their plans unravel when their deception is revealed, leading to unexpected consequences.

Feel free to discuss any other popular films you have in mind!