Ben's 18-Year-Old Great-Grandmother Arrived to Restore the Family's Glory.

In the 1950s, Rong Yu, a scientist who returned from studying abroad, set foot on his hometown and reunited with his young son Yingbao. A sudden accident unexpectedly caused her to travel across seventy years and fall into a new era that was changing with each passing day. She followed old clues and found Yingbao in her memory. At this time, Yingbao was already the gray-haired chairman. Rong Yu, who is full of knowledge and character, is determined to help Ying Bao and lead future generations to revive the family.