Step 1: Start with a 6 inch x 6 inch (15cm x 15cm) square origami paper, colour side down.
fold paper in half on both diagonal axis. crease well and unfold.
Step 2: Fold all 4 corners to the center. Crease well and unfold.
Step 3: Filp paper over. Fold the top left corner to meet the crease line. Also fold the bottom right corner to meet the crease line.
Step 4: Fold the top left and bottom right over the existing crease lines.
Step 5: Now at this point, you could write a message in the area show above. later when you "open" the heart, you'll see the
message inside the box.
Fold both the left and bottom right to meet in the center.
Step 6: Rotate paper so that it's horizontal.
Step 7: Fold points A to C. crease well and unfold. then fold point D to B. crease well and unfold.
Step 8: Make 2 diagonal folds as shown above.
Step 9: Now fold the right tip over to the left, press paper flat.
Step 10: Fold the top and bottom tips to the center. Crease well.
Step 11: Fold the other tip over to the right.
Step 12: Now make a vertical fold, bringing the top layer to the right edge.
Step 13: Rotate paper 180 degrees. Repeat steps 8 to 12.
When completed, your paper should look like this, the picture will show above.
Step 14: Just a few final folds to form the shape of the heart.
First make 2 diagonal mountain folds as shown.
All the folds make are generally valley folds. Mountain folds are the exact apposite of valley folds.
Step 15: Now make 2 smaller diagonal mountain folds, one on the top right and one on the top left corner.
Step 16: Finally make 2 even smaller diagonal mountain folds on the top inner corners.
I hope you all enjoy this Origami Secret Heart, you can also make this for your parents or you love ones, I enjoy makeing this origame so if you what to know how to make other origamis just pm me i will see if i can teach you how to do it ok! and HAVE FUN!