Sure, here's an example of a game that meets your requirements:
Library Escape
🚶
👹
🚪
📚
📚
📚
📚
📚
📚
📚
In this game, you control the player character (
🚶) using the arrow keys on your smartphone. The goal is to collect all seven books (
📚) while avoiding the monster (
👹). Once all the books are collected, a door (
🚪) will appear and you can escape.
Please note that this is a basic example and can be further improved in terms of design and gameplay mechanics.