My Heart is an open Book

Intro - CP - Wait 0!
  sd draw cl; sd draw cl; twisty vine 4; sd draw cl (OP);

Part A - OP
  pt fwd & bk; fwd 2step;        repeat;;
  pt fwd & sd; behind stp stp; repeat;;

Part B - OP
  2 fwd 2s (CP);;
  1/2 Box; Scis beh (Scar); Scis beh (Bjo); bk hitch (chkit);
  Fishtail; wk & fc;
  sd draw cl; sd draw cl; twisty vine 4; sd draw cl (OP);

Ending - OP
  2 fwd 2s;; cut bk 4; bk sd thru; Scis thru; q sd cl & apt;

SEQUENCE: Intro - A A B - A B - A - Ending