18 and 22 Is a Creepy Age Gap

Adnan and Hei Min Li were the archetypal high school couple. After they broke up for good, hei started dating a different man named Don. A few weeks later, she disappeared. Six weeks after disappearing, her body was found in a forest park which shows that she was manually strangled. Adnan becomes a suspect because his friend Jay tells the police that not only had Jay known that Adnan killed Hei, but he also helped her bury Hei's body.