その先さき

expression

beyond that point; after that

Refers to a point in space or time beyond the current reference; often used when the continuation is unknown or unspecified.

• その先さきはどうなっているのか、誰だれも知しらない。

  Nobody knows what lies beyond that point.

• 話はなしのその先さきが気きになる。

  I'm curious about what comes after that in the story.