River Where the Moon Rises reinterpreted Princess Pyeonggang and General On DalŌĆÖs story in GoguryeoŌĆÖs tales. And the series originally planned to strictly follow the tale and give a big finale with On DalŌĆÖs death. However, the final episode showed a happily ever when Na In Woo, who survived the attack, reunited with Kim So Hyun. An official shared, ŌĆ£When Ji Soo was in, the ending was On DalŌĆÖs death. But when Na In Woo joined, the ending changed.ŌĆØ The main reason behind this revision is peopleŌĆÖs keen interest in the show since Na In Woo newly joined the team. On top of that, River Where the Moon Rises was sold to 190 countries, and these countriesŌĆÖ anticipations and requests were reflected in the ending. Moreover, the final episode isnŌĆÖt the only episode where the scripts have been revised. Since the re-filming started, the entire screenplay has been modified to fit Na In Woo better. An official added, ŌĆ£We added new lines, and the writer fixed the entire script for Na In Woo.ŌĆØ There is no exaggeration in saying that River Where the Moon Rises was completely reborn the moment Na In Woo was chosen as Ji SooŌĆÖs replacement. This is also why the cast is saying that ŌĆ£director Yoon Sang Ho and heroine Kim So Hyun literally filmed two projects.ŌĆØ Meanwhile, Victory Contents, River Where the Moon Rises production company, filed a lawsuit against KeyEast for partial damages. ┬Ā Source (1) ┬Ā