The continuation of Rhine labs story is finally here! Story length is more than Nearl Light which makes it the longest story from all events.

The limited banner feature:

• Ho’olheyak - Caster [ST / Core Caster]
• Melanite - Sniper [Close Range / Heavyshooter]
  and limited operator of this banner
• Muelsyse - Vanguard [Summoner / Tactician] .

As it is Limited banner you will get coupon for 10 pulls and 1 pull a day until the end of the banner. Old Limited operators that can be pulled as off banner with x5 weight would be

• Nearl the Radiant Knight [Duelist / Dreadnought]
• Skadi the Corrupting Heart [Aura / Bard]
• Specter the Unchained [Substitute / Dollkeeper]
  and with no weight
• W [AoE / Artilleryman]
• Rosmontis [Aftershock / Flinger].

Welfare operator will be Silence the Paradigmatic [Buffer / Abjurer] another 6 star! After Lone Trail ends you can get Lumen [Wide-Range / Therapist] with rerun of Stultifera Navis so new players will be in a treat.

So according to Lone Trail - Farming Guide from gamepress
Efficiency (based on all possible stage drops): Alloy > Aketon > Solvent

Rhine lab arc consists of
Mansfield Break event > Dorothy’s Vision event > Lone trail event.
For more useful information visit Lone trail on arknights.wiki.gg
Animated PV

The event stages will be released in parts:

“Part 1” : November 7, 2023, 10:00(UTC-7) - November 28, 2023, 03:59(UTC-7)  
    Open Stages: The Coming of the Future  
“Part 2”: November 14, 2023, 16:00(UTC-7) - November 28, 2023, 03:59(UTC-7)  
    Open Stages: The Lingering of the Past  
“Part 3”: November 21, 2023, 16:00(UTC-7) - November 28, 2023, 03:59(UTC-7)  
    Open Stages: The Pursuing of the Present  

Event schedule in your local timezone