Reach 320 points in total.

Reach 280 points in total.

Reach 240 points in total.

Reach 200 points in total.

Reach 160 points in total.

Reach 120 points in total.

Reach 80 points in total.

Reach 40 points in total.

Make the decision to return to Earth.

Wake up to Shi-er-ah poking Ethan's face.

Teach Shi-er-ah basic human words.

Establish communication with Shi-er-ah, the dryad leader.