The screenwriter's other series.
Looks like Castaway Diva. This drama is also about youth and dreams of becoming a singer. If you liked Castaway Diva, you might like this drama.

The main characters in both series have been living for a long time. In both series, the main characters spend time together with their friends in their past lives in different time periods. Their past lives are funny and emotional at times.
Both series are fantasy and comedy.
The main characters in both series in their past lives fall in love with someone and suffer from love pangs.

Both series are fantasy and comedy. Seon Woo Hyeol is the businessman in the Heartbeat. Also Man Wol is the businesswoman in Hotel del Luna. She is the owner of the Hotel Luna.

The main characters in both series have been living for a long time. Both of them fall in love with someone and suffer from love pangs.

Both dramas have
-Strong, smart female leads
-Strong male leads
- Have immortal sects, Deity elements
- Both drama is Romance and fantasy dramas.
- Have gorgeous costumes and strong cgi