Both dramas have are from the same genre (thriller/crime/investigation). Both male leads will stop at nothing to bring down the criminals. Both have eccentric female leads.

Both "Because I Love You" and "The Dude in Me" involves body swap in their stories. Both starts with some accident which made main characters switch their bodies.

In both dramas the femal lead gets paid to take care of the male lead's child who was abandoned by their mother.

The Package and Through Night and Day were both filmed abroad. Both have beautiful sceneries of famous tourist spots.

Alex (Alessandra) De Rossi as the female lead in both movies. Both were also filmed abroad: Kita Kita in Japan and Through Night and Day in Iceland.