With Motive: Arranged/Fake/Contract Relationship

1 - contract marriage

2 - leads are required to marry due to a new law

2

1 - fake dating to make the FL's ex go away

1

1 - fake dating to get rid of an ex

1 - fake engagement

1 - fake dating to avoid an arranged marriage for the ML

1 - fake dating to save ML from blind dates

3 - FL lies to amnesiac ML, telling him they are dating

2

1 - fake marriage

2 & 3 - FL and ML end up in an arranged marriage with the "wrong" person

2 & 3 - FL takes on a false identity to enter an arranged marriage with the prince ML

2

4

2 - FL and the "hero" (SML) are engaged from birth

2 - arranged marriage by imperial decree

4

2 - FL and SML (also the ML?) are engaged since youth

1 - fake engagement

1 - contract marriage so that the FL can avoid another suitor

1 & 3 - the ML forces the FL into a contract marriage

1 - fake dating

2

4

1 - fake dating

2

1 - fake pregnancy, contract marriage

1

2 - arranged marriage by imperial decree

1 - contract marriage

1/2 - ML forces FL into marriage

4

4 & 2

2

1

1 - marriage of convenience

1

1 - contract relationship to get ML's inheritance

4 & 2

3 - leads are in an arranged marriage but change their minds on it

2

1

4

1/2 - ML forces FL into marriage

2/3 - arranged marriage but two couples each mix up the bride/groom

4

1 - fake relationship to appease the ML's grandmother

2

1 - fake/contract marriage

4

1 - contract marriage

2 - marriage decreed by the emperor

1

1 - contract engagement

1 - fake dating & pregnancy