diff --git a/internal/services/story_storage/interface.go b/internal/services/story_storage/interface.go
new file mode 100644
index 0000000..a57682e
--- /dev/null
+++ b/internal/services/story_storage/interface.go
@@ -0,0 +1,12 @@
+//go:generate mockgen -source=interface.go -destination=mocks/mock.go -package=mocks
+package story_storage
+
+import (
+	"context"
+	"evening_detective/internal/services/story_service"
+)
+
+type IStoryStorage interface {
+	Load(ctx context.Context) (*story_service.Story, error)
+	Save(ctx context.Context, story *story_service.Story) error
+}
diff --git a/internal/services/story_storage/mocks/mock.go b/internal/services/story_storage/mocks/mock.go
new file mode 100644
index 0000000..0b7a064
--- /dev/null
+++ b/internal/services/story_storage/mocks/mock.go
@@ -0,0 +1,65 @@
+// Code generated by MockGen. DO NOT EDIT.
+// Source: interface.go
+
+// Package mocks is a generated GoMock package.
+package mocks
+
+import (
+	context "context"
+	story_service "evening_detective/internal/services/story_service"
+	reflect "reflect"
+
+	gomock "github.com/golang/mock/gomock"
+)
+
+// MockIStoryStorage is a mock of IStoryStorage interface.
+type MockIStoryStorage struct {
+	ctrl     *gomock.Controller
+	recorder *MockIStoryStorageMockRecorder
+}
+
+// MockIStoryStorageMockRecorder is the mock recorder for MockIStoryStorage.
+type MockIStoryStorageMockRecorder struct {
+	mock *MockIStoryStorage
+}
+
+// NewMockIStoryStorage creates a new mock instance.
+func NewMockIStoryStorage(ctrl *gomock.Controller) *MockIStoryStorage {
+	mock := &MockIStoryStorage{ctrl: ctrl}
+	mock.recorder = &MockIStoryStorageMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use.
+func (m *MockIStoryStorage) EXPECT() *MockIStoryStorageMockRecorder {
+	return m.recorder
+}
+
+// Load mocks base method.
+func (m *MockIStoryStorage) Load(ctx context.Context) (*story_service.Story, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Load", ctx)
+	ret0, _ := ret[0].(*story_service.Story)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// Load indicates an expected call of Load.
+func (mr *MockIStoryStorageMockRecorder) Load(ctx interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Load", reflect.TypeOf((*MockIStoryStorage)(nil).Load), ctx)
+}
+
+// Save mocks base method.
+func (m *MockIStoryStorage) Save(ctx context.Context, story *story_service.Story) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Save", ctx, story)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Save indicates an expected call of Save.
+func (mr *MockIStoryStorageMockRecorder) Save(ctx, story interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Save", reflect.TypeOf((*MockIStoryStorage)(nil).Save), ctx, story)
+}