Step 1:
The Origami paper is about 20x20 cm and lighter blue on one side.
Prefold in half four times.

Step 6:
Fold this edge upwards.

Step 5:
Prefold over these two lines.

Step 2:
Valley-fold over the two lines at the bottom right, then mountain-fold over the two diagonal lines. And valley-fold over the two lines at the top left.
All lines are prefolded in step 1

Step 4:
Squash-fold the flap.

Step 3:
Fold one flap straight upwards.

Step 10:
Fold the triangle flap inwards.

Step 8:
Fold three triangle flaps downwards. The flap on the backside stays upwards and will actually be the front of the model.

Step 9:
Pull open, see arrows

Step 7:
Press / fold these edges flat over the prefolded lines.
Repeat steps 4 to 7 on the other three flaps.

Step 16:
Turn the model.

Step 15:
Repeat steps 12 to 14 on this side, mirror wise.

Step 12:
Bookfold this edge to the right.

Step 11:
Close the model again.
Then repeat steps 9 to 11 with the left and right flap.

Step 14:
Fold the edge of step 12 back to the left and press the model flat.

Step 13:
Fold over this line

Step 21:
Fold over the upper line first.

Step 19:
Fold over these lines

Step 20:
Fold over these two lines.

Step 18:
Mountain-fold the dark blue parts backwards.

Step 17:
Fold the edges outwards over these lines, to reveal the light blue side of the paper.

Step 22:
Fold the edges backwards

Step 24:
Fold the wings to the front

Step 23:
Fold the upper edge backwards