Whirlwind Romance With a Mysterious CEO

Zayn Quandt, a billionaire CEO, decided to keep his real identity a secret and marry Tanya Haine, a girl he'd just met just. This was at the request of his grandma who was once saved by Tanya. Tanya was staying with her sister and a nasty brother-in-law, who was desperate to kick her out and accused her of freeloading.