Unbeknownst

He had been watching her from afar, unbeknownst to her.

She had been cheating on the exam for months, unbeknownst to her teacher.

Unbeknownst to us, the restaurant was closed on Sundays.

Unbeknownst to the public, the company had been conducting secret experiments for years.

The children had snuck out of the house, unbeknownst to their parents.

Unbeknownst to the chef, the restaurant critic was dining in that night.

The company had already made the decision to lay off workers, unbeknownst to the employees.

The cat stole the chicken from the kitchen unbeknownst to its owner.

The thief entered the house unbeknownst to the owners.

He quietly slipped out of the room, unbeknownst to his sleeping roommate.

Unbeknownst to the hikers, a storm was approaching.

Unbeknownst to the passengers, the flight had been delayed for several hours.

Unbeknownst to the players, the referee had made a mistake in the rules.

Unbeknownst to her, the entire team had been working on the project for weeks.

The burglars entered the house, unbeknownst to the security guard.

He started playing video games unbeknownst to his parents.

The plane landed on a different runway unbeknownst to the passengers.

The thief made off with the painting unbeknownst to the museum staff.

Unbeknownst to the parents, their children were secretly practicing for a talent show.

Unbeknownst to the public, the company was facing financial troubles.

Unbeknownst to the customer, the restaurant had a hidden menu.

Unbeknownst to me, the store closed early today.

Unbeknownst to the patient, the medication they were taking had potentially harmful side effects.

Unbeknownst to the hikers, the trail they were on was closed due to bear activity.

Unbeknownst to the chef, a customer had a severe nut allergy.

Unbeknownst to me, the party was a surprise celebration.

The cat snuck into the house unbeknownst to its owner.

Unbeknownst to the students, the test was going to be postponed.

The children played in the backyard unbeknownst to their parents.

The hiker got lost in the woods unbeknownst to his companions.

Unbeknownst to the coach, the star player had been injured during practice and couldn't play in the game.

The stolen item was returned to its rightful owner, unbeknownst to the thief.

The spy operated behind enemy lines, unbeknownst to the opposing army.

Unbeknownst to the teacher, the students were cheating on the test.

Unbeknownst to him, the company was going bankrupt.

Unbeknownst to the hiker, a dangerous predator was stalking her through the forest.

Unbeknownst to the family, their dog had escaped from the yard.

Unbeknownst to the passengers, the flight was delayed by three hours.

Unbeknownst to her, he was planning a surprise party for her.

Unbeknownst to him, his wife had been planning a surprise vacation for months.

The painting had a hidden message, unbeknownst to the artist who had painted it.

Unbeknownst to the passengers, the pilot had to make an emergency landing due to a mechanical issue.

Unbeknownst to the hikers, there was a bear in the woods.

The treasure remained hidden in the cave, unbeknownst to the explorers.

The children were playing in the park, unbeknownst to their parents.

The thief had been stealing unbeknownst to the store owner.

The software had a security flaw, unbeknownst to the developers.

Unbeknownst to the company, the employee was stealing money from the cash register.

Unbeknownst to the audience, the magician had a secret assistant.

Unbeknownst to the public, the politician had been involved in a scandal.