Steps to reproduce

1. Search Ready Player One (film) in EN Wikipedia, and enter the article page.
2. Click on other language to change the language to Traditional Chinese and save it into a reading list.
3. Click on other language again to change change the language to Simplified Chinese and save it into the same reading list in Step 2.
4. Go to My lists to view the reading list that you've added the articles.

Demo: https://youtu.be/oy9jB2xzZcM

Expected

Able to see the two different variants title in the reading list

Ready Player One(film) in Traditional Chinese (Taiwan) should be => 一級玩家 (電影)
Ready Player One(film) in Simplified Chinese (China) should be => 头号玩家

Sometimes the movie names in the same Chinese variant will be different depends on the locations/countries

Actual

The article in Simplified Chinese shows 一级玩家 (电影) instead of 头号玩家