Marriage For One: by Ella Maise

Protagonist: Rose
Love Interest: Jack Hawthorne
Plot Overview: Rose and Jack's unconventional relationship begins when Jack proposes on their first meeting. Despite being a complete stranger, Rose agrees to a marriage proposal that is initially intended as a business deal. The marriage starts off rocky, with Jack being distant and their wedding day far from magical. As time passes, however, their interactions start to evolve, and Rose finds herself emotionally entangled with Jack, questioning the nature of their relationship and their feelings for each other.
Themes:

Unconventional relationships and the challenges of starting a marriage with a stranger.
Emotional growth and the complexities of love.
The contrast between initial perceptions and deeper, evolving feelings.
Tone:

The story combines humor with emotional depth, showcasing the awkward beginnings and gradual development of a genuine connection.