>>516031103
Based on that picture, you might enjoy reading this cute and amusingly dark series:
https://mangadex.org/title/1207a8c7-4195-47d3-87a1-77d7dbf7cab0/a-story-about-wanting-to-commit-suicide-but-it-s-scary-so-i-find-a-yandere-girl-to-kill-me-but-after