Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_16277 ( "No. in series" real, "No. in season" real, "Title" text, "Directed by" text, "Written by" text, "Original air date" text, "U.S. viewers (millions)" text )

### Question ###
Which episode was the number in the season where the number in the season is 10?

### Accurate SQL ###

SELECT "No. in series" FROM table_16277 WHERE "No. in season" = '10'