Love story

He is from the island,  in the other side of the world,
grew up and received education at home,
went to the other side of the world,
received further and new education in the capital city of China.
settled down in the small city.

She is from the small city,
born and grew up,
left the city to the other continent for further education,
chose to come back home after the experience of living abroad.

Different time,
different location,
coincidentally met in the small city,
with different background,
different cultures,
different experiences,
chemical didn't happen,
until,
....................

Who is the right person?
When is the right time?
where is the right place?