Update:
Added hint when first time buying gift from merchant.
Added merchant leave countdown.
Added merchant refresh button.
Improved merchant scrollbar so it's easier to see.
Remove confirm window when placing Valkyries.
Infinite service after game is finished.
Tower menu upgrade button shows upgrade cost amount.
Easy mode options moved to stage info.
Changing expressions in chamber plays corresponding Affection dialogues.
Improved UI on wide screen monitors.
Added tooltip to some UI.
Lowered stage difficulty: 3-7, 3-8, 3-9, 3-13, 3-15, 3-17, 3-18
Added ESC shortcut to call up settings in multiple scenes.
Fix:
Pause screen buttons in Tower Defense blocked by enemies behind it.