Tides of Legacy

Harper heard a familiar voice, and her eyes flew open.

Then, the System's mechanical voice echoed in her mind: [Beep!

[New mission: Rescue marine animals and create an oceanarium to house them within one month.

[Reward: OasisCrest Zoo upgraded to 100%.

[Please complete the mission in a timely manner.]

The System disappeared without a trace, leaving nothing but a blue panel hovering in front of Har