diff --git a/solutions/go/annalyns-infiltration/1/annalyns_infiltration.go b/solutions/go/annalyns-infiltration/1/annalyns_infiltration.go
new file mode 100644
index 0000000..71a7dc2
--- /dev/null
+++ b/solutions/go/annalyns-infiltration/1/annalyns_infiltration.go
@@ -0,0 +1,22 @@
+package annalyn
+
+// CanFastAttack can be executed only when the knight is sleeping.
+func CanFastAttack(knightIsAwake bool) bool {
+	return !knightIsAwake
+}
+
+// CanSpy can be executed if at least one of the characters is awake.
+func CanSpy(knightIsAwake, archerIsAwake, prisonerIsAwake bool) bool {
+	return knightIsAwake || archerIsAwake || prisonerIsAwake
+}
+
+// CanSignalPrisoner can be executed if the prisoner is awake and the archer is sleeping.
+func CanSignalPrisoner(archerIsAwake, prisonerIsAwake bool) bool {
+	return !archerIsAwake && prisonerIsAwake
+}
+
+// CanFreePrisoner can be executed if the prisoner is awake and the other 2 characters are asleep
+// or if Annalyn's pet dog is with her and the archer is sleeping.
+func CanFreePrisoner(knightIsAwake, archerIsAwake, prisonerIsAwake, petDogIsPresent bool) bool {
+	return !knightIsAwake && !archerIsAwake && prisonerIsAwake || petDogIsPresent && !archerIsAwake
+}