A female sleuth gets captured by some bad guys. She's bound and gagged in a fairly well drawn scene.
https://ac.qq.com/ComicView/index/id/549091/cid/21
https://ac.qq.com/ComicView/index/id/549091/cid/22
Thane Kyrell stuns his childhood friend and love interest Ciena Ree in order to escape from a Star Destroyer crashing onto the planet Jakku below.
Source: Manganelo
Full title :
C94) [BLUE GARNET (Serizawa Katsumi)] Neko Musume o Mesu ni Shitai (Gegege no Kitarou) [Chinese]
(C94) [BLUE GARNET (芹沢克己)] ねこ娘を牝にしたい (ゲゲゲの鬼太郎) [中国翻訳]
https://nhentai.net/g/248525/
Tags: red dress, collar
Main female protagonist Alexia is taken out by a vial of chloroform smashed on the floor. She wakes up bound and gagged. Nice artwork from this Victorian era themed manga.
https://mangaseeonline.us/read-online/Soulless-chapter-5-page-1.html
A blue haired girl is kidnapped by a mad villain. She wakes up chained and gagged to an operating table. The villain taunts her. Luckily, she is rescued.
Kaoru makes her escape from the Hunters Guild by drugging a maid and changing her disguise.
https://mangakakalot.com/chapter/potiondanomi_de_ikinobimasu/chapter_4.1
Main female protagonist finds herself on the "forbidden" floor of her school. Some unknown assailant hand gags her, then knocks her out with chloroform.
https://mangakakalot.com/chapter/zx920300/chapter_3
Source: http://westerncivilization.trifecta3.net/viewtopic.php?f=20&t=8843