suicide pact (noun)

1. In the horror movie, a group of teenagers forms a suicide pact and carries out their plan in an abandoned haunted house.

2. The cult leader convinced his followers that they would attain salvation by entering into a suicide pact and ascending to a higher spiritual realm together.

3. The dark and twisted storyline of the graphic novel involves a secret society that forms a suicide pact to bring about the end of the world.

4. In the tragic love story, two star-crossed lovers enter into a suicide pact, as they believe death is the only way they can be together forever.