Truths: A Stream (2000)

After four years, Kyoko receives a surprise visit from her ex-boyfriend Shunichi, who asks her to die with him. Kyoko agrees. She suffers from the conflict between her inner desire for freedom and her hopeless situation as the secretary of her father, a politician. Kyoko and Shunichi set off for a piece of land belonging to Kyoko's deceased grandfather, hidden away in the mountains. In the great outdoors, the two don't just think about dying. They want to do something in their last weeks that enriches their lives.