They FL both have terminal illnesses
They both have ML willing to help them overcome challenges.
They both involve time altering whereby In marry my husband she does and wakes up 10 years ago and decides to change her fate... Similar with this hoping her story would change and she might be helped

They both have firefighting storylines, they perform exciting fire and rescue missions.The support leads are firefighters the same as bright eyes in the dark.
They both have people having internal conflicts in choosing between family and the firefighting career, i.e. they don't have time for family anymore.
Not getting support from their family in chasing their dreams is also common in both..

They both involve firefighters as the ML, has team friendship amongst the firefighter squadron. Both shows have scenarios where they get to save people and learn from their mistakes. This one has slight romance compared to bright eyes in the dark. If you enjoy firefighting story lines give this a try.