Can't select target in lvl 85 MSQ

[Jasepo]

Date & Time: 12/18/2021
Frequency: Persistent
World name: Hyperion
Character name: Wach'a Veili
NPC name: Mehvan's baby
Class/Level: Monk 85
Party or solo: Solo
In-game time: Persistent
Area and coordinates: Thavnair (x: 24.7 y: 24.1 z: -0.6)

Steps:
1. Main Scenario Quest "Warm Hearts, Rekindled Hopes" cannot be completed because I cannot select the object under the water.
2. Mouse can't select the target.
3. Tried Numpad 5, then numpad 0 according to other people, but it does not work.