Tattletale! I'll make you pay for snitching on me!

大嘴巴！你把我的秘密说出去了，我要你付出代价！

Each is a best response to the other's strategy; since the other might have spilled the beans, snitching avoids a lifetime in jail.

每一方的坦白都是对对方策略的最佳应对；因为另一个人可能说漏嘴，告密揭发避免了终身监禁。