: Their conversations eventually reveal shocking connections between their past and future timelines that impact their life choices. Main Cast
The plot centers on , a mechanical engineering student in 1999 , and Kim Mu-nee , a sociology student in 2022 . During a total lunar eclipse, the two inexplicably begin communicating via an old ham radio . Download Ditto aka The Agreement (2022) (Korean...
: As they continue to talk, they share their personal struggles, first loves, and dreams, forming a deep bond despite the impossibility of ever meeting in person. a mechanical engineering student in 1999