JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.6.0/Chart.min.js"></script>
<script src="https://istack.000webhostapp.com/chartjs-plugin-hoverline.js"></script>
<canvas id="ctx"></canvas>

JavaScript

var chart = new Chart(ctx, {
   type: 'line',
   data: {
      labels: ['Jan', 'Feb', 'Mar', 'Apr', 'May'],
      datasets: [{
         label: 'LINE',
         data: [3, 1, 4, 2, 5],
         backgroundColor: 'rgba(0, 119, 290, 0.15)',
         borderColor: 'rgba(0, 119, 290, 0.6)',
         lineTension: 0,
         pointRadius: 0,
         pointHoverRadius: 5,
         pointHoverBackgroundColor: 'white',
         pointHoverBorderWidth: 2
      }]
   },
   options: {
      lineOnHover: {
         enabled: true,
         lineColor: '#bbb',
         lineWidth: 1
      },
      scales: {
         yAxes: [{
            ticks: {
               beginAtZero: true,
               stepSize: 1
            }
         }]
      }
   }
});