The details of the attack codenamed 'remember your heart, everyone' were decided minutely down to the type of arms, garb, equipment, and secret password, as well as who would receive the head of KIRA, how it would be treated, and that those who would act as lookouts in the garden would also do so at the sacrifice of the deceased lord.
討ち入り時の綱領「人々心覚」が定められ、その中で武器、装束、所持品、合言葉、吉良の首の処置など事細かに定め、さらに「吉良の首を取った者も庭の見張りの者も亡君の御奉公では同一。