The story is of a playboy who has, through an unavoidable circumstance, run into a woman from his past. Woo Ji Hoon makes a living as a magician and nothing is easier for him than attracting beautiful women. He has an irresistible charm that draws all females to his side like a magnet - all but one, the charming teacher Koo Hee Won. Ji Hoon tried to make her his latest love possession but was bluntly turned down. As luck would have it both Hee Won and Ji Hoon can't resist the temptation of arranging a blind date on the Internet setting in motion a firework of hilarious consequences.
After their father (Tim Robbins) is called into work, two young boys, Walter (Josh Hutcherson) and Danny (Jonah Bobo), are left in the care of their teenage sister, Lisa (Kristen Stewart), and told they must stay inside.
After a tragic accident, six friends reunite for a caving expedition. Their adventure soon goes horribly wrong when a collapse traps them deep underground and they find themselves pursued by bloodthirsty creatures.
Disgraced Navy SEAL Shane Wolfe is handed a new assignment: Protect the five Plummer kids from enemies of their recently deceased father -- a government scientist whose top-secret experiment remains hidden in the kids' house.